diff --git a/sdk/lib/html/dart2js/html_dart2js.dart b/sdk/lib/html/dart2js/html_dart2js.dart
index 32db241..5735697 100644
--- a/sdk/lib/html/dart2js/html_dart2js.dart
+++ b/sdk/lib/html/dart2js/html_dart2js.dart
@@ -1332,6 +1332,15 @@
   // To suppress missing implicit constructor warnings.
   factory CanvasRenderingContext2D._() { throw new UnsupportedError("Not supported"); }
 
+  /**
+   * The current default path of this canvas context, if there is one.
+   *
+   * ## Other resources
+   *
+   * * [Current default path]
+   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#current-default-path)
+   * from WHATWG.
+   */
   @DomName('CanvasRenderingContext2D.currentPath')
   @DocsEditable()
   // http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#path-objects
@@ -1356,6 +1365,16 @@
   @DocsEditable()
   String globalCompositeOperation;
 
+  /**
+   * Whether images and patterns on this canvas will be smoothed when this
+   * canvas is scaled.
+   *
+   * ## Other resources
+   *
+   * * [Image smoothing]
+   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#image-smoothing)
+   * from WHATWG.
+   */
   @DomName('CanvasRenderingContext2D.imageSmoothingEnabled')
   @DocsEditable()
   @Experimental() // untriaged
@@ -1408,6 +1427,15 @@
   String textBaseline;
 
   @JSName('webkitBackingStorePixelRatio')
+  /**
+   * The ratio between this canvas' backing store dimensions and the canvas'
+   * logical dimensions.
+   *
+   * ## Other resources
+   *
+   * * [High DPI Canvas tutorial]
+   * (http://www.html5rocks.com/en/tutorials/canvas/hidpi/) from HTML5Rocks.
+   */
   @DomName('CanvasRenderingContext2D.webkitBackingStorePixelRatio')
   @DocsEditable()
   @SupportedBrowser(SupportedBrowser.CHROME)
@@ -7313,6 +7341,7 @@
    * save typing a few characters.
    *
    * [selectors] should be a string using CSS selector syntax.
+   *
    *     var element1 = document.querySelector('.className');
    *     var element2 = document.querySelector('#id');
    *
@@ -7671,6 +7700,7 @@
    * save typing a few characters.
    *
    * [selectors] should be a string using CSS selector syntax.
+   *
    *     var items = document.querySelectorAll('.itemClassName');
    *
    * For details about CSS selector syntax, see the
@@ -7752,6 +7782,17 @@
     children.addAll(copy);
   }
 
+  /**
+   * Finds all descendant elements of this document fragment that match the
+   * specified group of selectors.
+   *
+   * [selectors] should be a string using CSS selector syntax.
+   *
+   *     var items = document.querySelectorAll('.itemClassName');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+   */
   ElementList querySelectorAll(String selectors) =>
     new _FrozenElementList._wrap(_querySelectorAll(selectors));
 
@@ -7816,6 +7857,18 @@
   // To suppress missing implicit constructor warnings.
   factory DocumentFragment._() { throw new UnsupportedError("Not supported"); }
 
+  /**
+   * Finds the first descendant element of this document fragment that matches
+   * the specified group of selectors.
+   *
+   * [selectors] should be a string using CSS selector syntax.
+   *
+   *     var element1 = fragment.querySelector('.className');
+   *     var element2 = fragment.querySelector('#id');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+   */
   @DomName('DocumentFragment.querySelector')
   @DocsEditable()
   Element querySelector(String selectors) native;
@@ -9456,6 +9509,9 @@
    * [selectors] should be a string using CSS selector syntax.
    *
    *     var items = element.querySelectorAll('.itemClassName');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
    */
   @DomName('Element.querySelectorAll')
   ElementList querySelectorAll(String selectors) =>
@@ -11092,9 +11148,8 @@
    *     // Gets the first descendant [ImageElement]
    *     var img = element.querySelector('img');
    *
-   * See also:
-   *
-   * * [CSS Selectors](http://docs.webplatform.org/wiki/css/selectors)
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
    */
   @DomName('Element.querySelector')
   @DocsEditable()
@@ -34143,8 +34198,42 @@
 @Experimental()
 ElementList queryAll(String relativeSelectors) => document.queryAll(relativeSelectors);
 
-Element querySelector(String selector) => document.querySelector(selector);
-ElementList querySelectorAll(String selector) => document.querySelectorAll(selector);
+/**
+ * Finds the first descendant element of this document that matches the
+ * specified group of selectors.
+ *
+ * Unless your webpage contains multiple documents, the top-level
+ * [querySelector]
+ * method behaves the same as this method, so you should use it instead to
+ * save typing a few characters.
+ *
+ * [selectors] should be a string using CSS selector syntax.
+ *
+ *     var element1 = document.querySelector('.className');
+ *     var element2 = document.querySelector('#id');
+ *
+ * For details about CSS selector syntax, see the
+ * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+ */
+Element querySelector(String selectors) => document.querySelector(selectors);
+
+/**
+ * Finds all descendant elements of this document that match the specified
+ * group of selectors.
+ *
+ * Unless your webpage contains multiple documents, the top-level
+ * [querySelectorAll]
+ * method behaves the same as this method, so you should use it instead to
+ * save typing a few characters.
+ *
+ * [selectors] should be a string using CSS selector syntax.
+ *
+ *     var items = document.querySelectorAll('.itemClassName');
+ *
+ * For details about CSS selector syntax, see the
+ * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+ */
+ElementList querySelectorAll(String selectors) => document.querySelectorAll(selectors);
 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index 9c76577..c71a035 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -1519,12 +1519,30 @@
   // To suppress missing implicit constructor warnings.
   factory CanvasRenderingContext2D._() { throw new UnsupportedError("Not supported"); }
 
+  /**
+   * The current default path of this canvas context, if there is one.
+   *
+   * ## Other resources
+   *
+   * * [Current default path]
+   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#current-default-path)
+   * from WHATWG.
+   */
   @DomName('CanvasRenderingContext2D.currentPath')
   @DocsEditable()
   // http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#path-objects
   @Experimental()
   Path get currentPath native "CanvasRenderingContext2D_currentPath_Getter";
 
+  /**
+   * The current default path of this canvas context, if there is one.
+   *
+   * ## Other resources
+   *
+   * * [Current default path]
+   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#current-default-path)
+   * from WHATWG.
+   */
   @DomName('CanvasRenderingContext2D.currentPath')
   @DocsEditable()
   // http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#path-objects
@@ -1563,11 +1581,31 @@
   @DocsEditable()
   void set globalCompositeOperation(String value) native "CanvasRenderingContext2D_globalCompositeOperation_Setter";
 
+  /**
+   * Whether images and patterns on this canvas will be smoothed when this
+   * canvas is scaled.
+   *
+   * ## Other resources
+   *
+   * * [Image smoothing]
+   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#image-smoothing)
+   * from WHATWG.
+   */
   @DomName('CanvasRenderingContext2D.imageSmoothingEnabled')
   @DocsEditable()
   @Experimental() // untriaged
   bool get imageSmoothingEnabled native "CanvasRenderingContext2D_imageSmoothingEnabled_Getter";
 
+  /**
+   * Whether images and patterns on this canvas will be smoothed when this
+   * canvas is scaled.
+   *
+   * ## Other resources
+   *
+   * * [Image smoothing]
+   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#image-smoothing)
+   * from WHATWG.
+   */
   @DomName('CanvasRenderingContext2D.imageSmoothingEnabled')
   @DocsEditable()
   @Experimental() // untriaged
@@ -1669,6 +1707,15 @@
   @DocsEditable()
   void set textBaseline(String value) native "CanvasRenderingContext2D_textBaseline_Setter";
 
+  /**
+   * The ratio between this canvas' backing store dimensions and the canvas'
+   * logical dimensions.
+   *
+   * ## Other resources
+   *
+   * * [High DPI Canvas tutorial]
+   * (http://www.html5rocks.com/en/tutorials/canvas/hidpi/) from HTML5Rocks.
+   */
   @DomName('CanvasRenderingContext2D.webkitBackingStorePixelRatio')
   @DocsEditable()
   @SupportedBrowser(SupportedBrowser.CHROME)
@@ -7688,6 +7735,7 @@
    * save typing a few characters.
    *
    * [selectors] should be a string using CSS selector syntax.
+   *
    *     var element1 = document.querySelector('.className');
    *     var element2 = document.querySelector('#id');
    *
@@ -8034,6 +8082,7 @@
    * save typing a few characters.
    *
    * [selectors] should be a string using CSS selector syntax.
+   *
    *     var items = document.querySelectorAll('.itemClassName');
    *
    * For details about CSS selector syntax, see the
@@ -8117,6 +8166,17 @@
     children.addAll(copy);
   }
 
+  /**
+   * Finds all descendant elements of this document fragment that match the
+   * specified group of selectors.
+   *
+   * [selectors] should be a string using CSS selector syntax.
+   *
+   *     var items = document.querySelectorAll('.itemClassName');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+   */
   ElementList querySelectorAll(String selectors) =>
     new _FrozenElementList._wrap(_querySelectorAll(selectors));
 
@@ -8181,6 +8241,18 @@
   // To suppress missing implicit constructor warnings.
   factory DocumentFragment._() { throw new UnsupportedError("Not supported"); }
 
+  /**
+   * Finds the first descendant element of this document fragment that matches
+   * the specified group of selectors.
+   *
+   * [selectors] should be a string using CSS selector syntax.
+   *
+   *     var element1 = fragment.querySelector('.className');
+   *     var element2 = fragment.querySelector('#id');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+   */
   @DomName('DocumentFragment.querySelector')
   @DocsEditable()
   Element querySelector(String selectors) native "DocumentFragment_querySelector_Callback";
@@ -9847,6 +9919,9 @@
    * [selectors] should be a string using CSS selector syntax.
    *
    *     var items = element.querySelectorAll('.itemClassName');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
    */
   @DomName('Element.querySelectorAll')
   ElementList querySelectorAll(String selectors) =>
@@ -11243,9 +11318,8 @@
    *     // Gets the first descendant [ImageElement]
    *     var img = element.querySelector('img');
    *
-   * See also:
-   *
-   * * [CSS Selectors](http://docs.webplatform.org/wiki/css/selectors)
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
    */
   @DomName('Element.querySelector')
   @DocsEditable()
@@ -35780,8 +35854,42 @@
 @Experimental()
 ElementList queryAll(String relativeSelectors) => document.queryAll(relativeSelectors);
 
-Element querySelector(String selector) => document.querySelector(selector);
-ElementList querySelectorAll(String selector) => document.querySelectorAll(selector);
+/**
+ * Finds the first descendant element of this document that matches the
+ * specified group of selectors.
+ *
+ * Unless your webpage contains multiple documents, the top-level
+ * [querySelector]
+ * method behaves the same as this method, so you should use it instead to
+ * save typing a few characters.
+ *
+ * [selectors] should be a string using CSS selector syntax.
+ *
+ *     var element1 = document.querySelector('.className');
+ *     var element2 = document.querySelector('#id');
+ *
+ * For details about CSS selector syntax, see the
+ * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+ */
+Element querySelector(String selectors) => document.querySelector(selectors);
+
+/**
+ * Finds all descendant elements of this document that match the specified
+ * group of selectors.
+ *
+ * Unless your webpage contains multiple documents, the top-level
+ * [querySelectorAll]
+ * method behaves the same as this method, so you should use it instead to
+ * save typing a few characters.
+ *
+ * [selectors] should be a string using CSS selector syntax.
+ *
+ *     var items = document.querySelectorAll('.itemClassName');
+ *
+ * For details about CSS selector syntax, see the
+ * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+ */
+ElementList querySelectorAll(String selectors) => document.querySelectorAll(selectors);
 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
diff --git a/sdk/lib/math/point.dart b/sdk/lib/math/point.dart
index 37411b7..6c731c1 100644
--- a/sdk/lib/math/point.dart
+++ b/sdk/lib/math/point.dart
@@ -10,7 +10,7 @@
   final T x;
   final T y;
 
-  const Point([T x = 0, T y = 0]): this.x = x, this.y = y;
+  const Point(T x, T y): this.x = x, this.y = y;
 
   String toString() => 'Point($x, $y)';
 
diff --git a/sdk/lib/typed_data/dart2js/typed_data_dart2js.dart b/sdk/lib/typed_data/dart2js/typed_data_dart2js.dart
index 2d0241b..b52d22b 100644
--- a/sdk/lib/typed_data/dart2js/typed_data_dart2js.dart
+++ b/sdk/lib/typed_data/dart2js/typed_data_dart2js.dart
@@ -30,6 +30,11 @@
 }
 
 
+/**
+ * A sequence of bytes underlying a typed data object.
+ * Used to process large quantities of binary or numerical data
+ * more efficiently using a typed view.
+ */
 class ByteBuffer native "ArrayBuffer" {
   @JSName('byteLength')
   final int lengthInBytes;
@@ -47,17 +52,33 @@
         : function(x) { return x.length; };
 ''');
 
+/**
+ * A typed view of a sequence of bytes.
+ */
 class TypedData native "ArrayBufferView" {
+  /**
+   * Returns the byte buffer associated with this object.
+   */
   @Creates('ByteBuffer')
   @Returns('ByteBuffer|Null')
   final ByteBuffer buffer;
 
+  /**
+   * Returns the length of this view, in bytes.
+   */
   @JSName('byteLength')
   final int lengthInBytes;
 
+  /**
+   * Returns the offset in bytes into the underlying byte buffer of this view.
+   */
   @JSName('byteOffset')
   final int offsetInBytes;
 
+  /**
+   * Returns the number of bytes in the representation of each element in this
+   * list.
+   */
   @JSName('BYTES_PER_ELEMENT')
   final int elementSizeInBytes;
 
@@ -102,15 +123,58 @@
 }
 
 
+/**
+ * A fixed-length, random-access sequence of bytes that also provides random
+ * and unaligned access to the fixed-width integers and floating point
+ * numbers represented by those bytes.
+ * ByteData may be used to pack and unpack data from external sources
+ * (such as networks or files systems), and to process large quantities
+ * of numerical data more efficiently than would be possible
+ * with ordinary [List] implementations. ByteData can save space, by
+ * eliminating the need for object headers, and time, by eliminating the
+ * need for data copies. Finally, ByteData may be used to intentionally
+ * reinterpret the bytes representing one arithmetic type as another.
+ * For example this code fragment determine what 32-bit signed integer
+ * is represented by the bytes of a 32-bit floating point number:
+ *
+ *     var buffer = new Uint8List(8).buffer;
+ *     var bdata = new ByteData.view(buffer);
+ *     bdata.setFloat32(0, 3.04);
+ *     int huh = bdata.getInt32(0);
+ */
 class ByteData extends TypedData native "DataView" {
+  /**
+   * Creates a [ByteData] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory ByteData(int length) => _create1(length);
 
+  /**
+   * Creates an [ByteData] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [ByteData] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   */
   factory ByteData.view(ByteBuffer buffer,
                         [int byteOffset = 0, int byteLength]) =>
       byteLength == null
           ? _create2(buffer, byteOffset)
           : _create3(buffer, byteOffset, byteLength);
 
+  /**
+   * Returns the floating point number represented by the four bytes at
+   * the specified [byteOffset] in this object, in IEEE 754
+   * single-precision binary floating-point format (binary32).
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 4` is greater than the length of this object.
+   */
   num getFloat32(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _getFloat32(byteOffset, endian._littleEndian);
 
@@ -118,6 +182,14 @@
   @Returns('num')
   num _getFloat32(int byteOffset, [bool littleEndian]) native;
 
+  /**
+   * Returns the floating point number represented by the eight bytes at
+   * the specified [byteOffset] in this object, in IEEE 754
+   * double-precision binary floating-point format (binary64).
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 8` is greater than the length of this object.
+   */
   num getFloat64(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _getFloat64(byteOffset, endian._littleEndian);
 
@@ -125,6 +197,16 @@
   @Returns('num')
   num _getFloat64(int byteOffset, [bool littleEndian]) native;
 
+  /**
+   * Returns the (possibly negative) integer represented by the two bytes at
+   * the specified [byteOffset] in this object, in two's complement binary
+   * form.
+   * The return value will be between 2<sup>15</sup> and 2<sup>15</sup> - 1,
+   * inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 2` is greater than the length of this object.
+   */
   int getInt16(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _getInt16(byteOffset, endian._littleEndian);
 
@@ -132,6 +214,16 @@
   @Returns('int')
   int _getInt16(int byteOffset, [bool littleEndian]) native;
 
+  /**
+   * Returns the (possibly negative) integer represented by the four bytes at
+   * the specified [byteOffset] in this object, in two's complement binary
+   * form.
+   * The return value will be between 2<sup>31</sup> and 2<sup>31</sup> - 1,
+   * inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 4` is greater than the length of this object.
+   */
   int getInt32(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _getInt32(byteOffset, endian._littleEndian);
 
@@ -139,12 +231,39 @@
   @Returns('int')
   int _getInt32(int byteOffset, [bool littleEndian]) native;
 
+  /**
+   * Returns the (possibly negative) integer represented by the eight bytes at
+   * the specified [byteOffset] in this object, in two's complement binary
+   * form.
+   * The return value will be between 2<sup>63</sup> and 2<sup>63</sup> - 1,
+   * inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 8` is greater than the length of this object.
+   */
   int getInt64(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) {
     throw new UnsupportedError("Int64 accessor not supported by dart2js.");
   }
 
+  /**
+   * Returns the (possibly negative) integer represented by the byte at the
+   * specified [byteOffset] in this object, in two's complement binary
+   * representation. The return value will be between -128 and 127, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * greater than or equal to the length of this object.
+   */
   int getInt8(int byteOffset) native;
 
+  /**
+   * Returns the positive integer represented by the two bytes starting
+   * at the specified [byteOffset] in this object, in unsigned binary
+   * form.
+   * The return value will be between 0 and  2<sup>16</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 2` is greater than the length of this object.
+   */
   int getUint16(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _getUint16(byteOffset, endian._littleEndian);
 
@@ -152,6 +271,13 @@
   @Returns('int')
   int _getUint16(int byteOffset, [bool littleEndian]) native;
 
+  /**
+   * Returns the positive integer represented by the four bytes starting
+   * at the specified [byteOffset] in this object, in unsigned binary
+   * form.
+   * The return value will be between 0 and  2<sup>32</sup> - 1, inclusive.
+   *
+   */
   int getUint32(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _getUint32(byteOffset, endian._littleEndian);
 
@@ -159,58 +285,172 @@
   @Returns('int')
   int _getUint32(int byteOffset, [bool littleEndian]) native;
 
+  /**
+   * Returns the positive integer represented by the eight bytes starting
+   * at the specified [byteOffset] in this object, in unsigned binary
+   * form.
+   * The return value will be between 0 and  2<sup>64</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 8` is greater than the length of this object.
+   */
   int getUint64(int byteOffset, [Endianness endian=Endianness.BIG_ENDIAN]) {
     throw new UnsupportedError("Uint64 accessor not supported by dart2js.");
   }
 
+  /**
+   * Returns the positive integer represented by the byte at the specified
+   * [byteOffset] in this object, in unsigned binary form. The
+   * return value will be between 0 and 255, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * greater than or equal to the length of this object.
+   */
   int getUint8(int byteOffset) native;
 
+  /**
+   * Sets the four bytes starting at the specified [byteOffset] in this
+   * object to the IEEE 754 single-precision binary floating-point
+   * (binary32) representation of the specified [value].
+   *
+   * **Note that this method can lose precision.** The input [value] is
+   * a 64-bit floating point value, which will be converted to 32-bit
+   * floating point value by IEEE 754 rounding rules before it is stored.
+   * If [value] cannot be represented exactly as a binary32, it will be
+   * converted to the nearest binary32 value.  If two binary32 values are
+   * equally close, the one whose least significant bit is zero will be used.
+   * Note that finite (but large) values can be converted to infinity, and
+   * small non-zero values can be converted to zero.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 4` is greater than the length of this object.
+   */
   void setFloat32(int byteOffset, num value, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _setFloat32(byteOffset, value, endian._littleEndian);
 
   @JSName('setFloat32')
   void _setFloat32(int byteOffset, num value, [bool littleEndian]) native;
 
+  /**
+   * Sets the eight bytes starting at the specified [byteOffset] in this
+   * object to the IEEE 754 double-precision binary floating-point
+   * (binary64) representation of the specified [value].
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 8` is greater than the length of this object.
+   */
   void setFloat64(int byteOffset, num value, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _setFloat64(byteOffset, value, endian._littleEndian);
 
   @JSName('setFloat64')
   void _setFloat64(int byteOffset, num value, [bool littleEndian]) native;
 
+  /**
+   * Sets the two bytes starting at the specified [byteOffset] in this
+   * object to the two's complement binary representation of the specified
+   * [value], which must fit in two bytes. In other words, [value] must lie
+   * between 2<sup>15</sup> and 2<sup>15</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 2` is greater than the length of this object.
+   */
   void setInt16(int byteOffset, int value, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _setInt16(byteOffset, value, endian._littleEndian);
 
   @JSName('setInt16')
   void _setInt16(int byteOffset, int value, [bool littleEndian]) native;
 
+  /**
+   * Sets the four bytes starting at the specified [byteOffset] in this
+   * object to the two's complement binary representation of the specified
+   * [value], which must fit in four bytes. In other words, [value] must lie
+   * between 2<sup>31</sup> and 2<sup>31</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 4` is greater than the length of this object.
+   */
   void setInt32(int byteOffset, int value, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _setInt32(byteOffset, value, endian._littleEndian);
 
   @JSName('setInt32')
   void _setInt32(int byteOffset, int value, [bool littleEndian]) native;
 
+  /**
+   * Sets the eight bytes starting at the specified [byteOffset] in this
+   * object to the two's complement binary representation of the specified
+   * [value], which must fit in eight bytes. In other words, [value] must lie
+   * between 2<sup>63</sup> and 2<sup>63</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 8` is greater than the length of this object.
+   */
   void setInt64(int byteOffset, int value, [Endianness endian=Endianness.BIG_ENDIAN]) {
     throw new UnsupportedError("Int64 accessor not supported by dart2js.");
   }
 
+  /**
+   * Sets the byte at the specified [byteOffset] in this object to the
+   * two's complement binary representation of the specified [value], which
+   * must fit in a single byte. In other words, [value] must be between
+   * -128 and 127, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * greater than or equal to the length of this object.
+   */
   void setInt8(int byteOffset, int value) native;
 
+  /**
+   * Sets the two bytes starting at the specified [byteOffset] in this object
+   * to the unsigned binary representation of the specified [value],
+   * which must fit in two bytes. in other words, [value] must be between
+   * 0 and 2<sup>16</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 2` is greater than the length of this object.
+   */
   void setUint16(int byteOffset, int value, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _setUint16(byteOffset, value, endian._littleEndian);
 
   @JSName('setUint16')
   void _setUint16(int byteOffset, int value, [bool littleEndian]) native;
 
+  /**
+   * Sets the four bytes starting at the specified [byteOffset] in this object
+   * to the unsigned binary representation of the specified [value],
+   * which must fit in four bytes. in other words, [value] must be between
+   * 0 and 2<sup>32</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 4` is greater than the length of this object.
+   */
   void setUint32(int byteOffset, int value, [Endianness endian=Endianness.BIG_ENDIAN]) =>
       _setUint32(byteOffset, value, endian._littleEndian);
 
   @JSName('setUint32')
   void _setUint32(int byteOffset, int value, [bool littleEndian]) native;
 
+  /**
+   * Sets the eight bytes starting at the specified [byteOffset] in this object
+   * to the unsigned binary representation of the specified [value],
+   * which must fit in eight bytes. in other words, [value] must be between
+   * 0 and 2<sup>64</sup> - 1, inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative, or
+   * `byteOffset + 8` is greater than the length of this object.
+   */
   void setUint64(int byteOffset, int value, [Endianness endian=Endianness.BIG_ENDIAN]) {
     throw new UnsupportedError("Uint64 accessor not supported by dart2js.");
   }
 
+  /**
+   * Sets the byte at the specified [byteOffset] in this object to the
+   * unsigned binary representation of the specified [value], which must fit
+   * in a single byte. in other words, [value] must be between 0 and 255,
+   * inclusive.
+   *
+   * Throws [RangeError] if [byteOffset] is negative,
+   * or greater than or equal to the length of this object.
+   */
   void setUint8(int byteOffset, int value) native;
 
   static ByteData _create1(arg) =>
@@ -224,16 +464,44 @@
           .._setCachedLength();
 }
 
-
+/**
+ * A fixed-length list of IEEE 754 single-precision binary floating-point
+ * numbers  that is viewable as a [TypedData]. For long lists, this
+ * implementation can be considerably more space- and time-efficient than
+ * the default [List] implementation.
+ */
 class Float32List
     extends TypedData with ListMixin<double>, FixedLengthListMixin<double>
     implements JavaScriptIndexingBehavior, List<double>
     native "Float32Array" {
+  /**
+   * Creates a [Float32List] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Float32List(int length) => _create1(length);
 
+  /**
+   * Creates a [Float32List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Float32List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates a [Float32List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Float32List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Float32List.view(ByteBuffer buffer,
                            [int byteOffset = 0, int length]) =>
       length == null
@@ -274,15 +542,44 @@
 }
 
 
+/**
+ * A fixed-length list of IEEE 754 double-precision binary floating-point
+ * numbers  that is viewable as a [TypedData]. For long lists, this
+ * implementation can be considerably more space- and time-efficient than
+ * the default [List] implementation.
+ */
 class Float64List
     extends TypedData with ListMixin<double>, FixedLengthListMixin<double>
     implements JavaScriptIndexingBehavior, List<double>
     native "Float64Array" {
+  /**
+   * Creates a [Float64List] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Float64List(int length) => _create1(length);
 
+  /**
+   * Creates a [Float64List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Float64List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates a [Float64List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Float64List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Float64List.view(ByteBuffer buffer,
                            [int byteOffset = 0, int length]) =>
       length == null
@@ -326,15 +623,43 @@
 }
 
 
+/**
+ * A fixed-length list of 16-bit signed integers that is viewable as a
+ * [TypedData]. For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Int16List
     extends TypedData with ListMixin<int>, FixedLengthListMixin<int>
     implements JavaScriptIndexingBehavior, List<int>
     native "Int16Array" {
+  /**
+   * Creates an [Int16List] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Int16List(int length) => _create1(length);
 
+  /**
+   * Creates a [Int16List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Int16List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates an [Int16List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Int16List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Int16List.view(ByteBuffer buffer, [int byteOffset = 0, int length]) =>
       length == null
           ? _create2(buffer, byteOffset)
@@ -373,15 +698,43 @@
 }
 
 
+/**
+ * A fixed-length list of 32-bit signed integers that is viewable as a
+ * [TypedData]. For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Int32List
     extends TypedData with ListMixin<int>, FixedLengthListMixin<int>
     implements JavaScriptIndexingBehavior, List<int>
     native "Int32Array" {
+  /**
+   * Creates an [Int32List] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Int32List(int length) => _create1(length);
 
+  /**
+   * Creates a [Int32List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Int32List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates an [Int32List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Int32List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Int32List.view(ByteBuffer buffer, [int byteOffset = 0, int length]) =>
       length == null
           ? _create2(buffer, byteOffset)
@@ -420,15 +773,40 @@
 }
 
 
+/**
+ * A fixed-length list of 8-bit signed integers.
+ * For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Int8List
     extends TypedData with ListMixin<int>, FixedLengthListMixin<int>
     implements JavaScriptIndexingBehavior, List<int>
     native "Int8Array" {
+  /**
+   * Creates an [Int8List] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Int8List(int length) => _create1(length);
 
+  /**
+   * Creates a [Int8List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Int8List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates an [Int8List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Int8List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   */
   factory Int8List.view(ByteBuffer buffer, [int byteOffset = 0, int length]) =>
       length == null
           ? _create2(buffer, byteOffset)
@@ -467,15 +845,43 @@
 }
 
 
+/**
+ * A fixed-length list of 16-bit unsigned integers that is viewable as a
+ * [TypedData]. For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Uint16List
     extends TypedData with ListMixin<int>, FixedLengthListMixin<int>
     implements JavaScriptIndexingBehavior, List<int>
     native "Uint16Array" {
+  /**
+   * Creates a [Uint16List] of the specified length (in elements), all
+   * of whose elements are initially zero.
+   */
   factory Uint16List(int length) => _create1(length);
 
+  /**
+   * Creates a [Uint16List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Uint16List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates a [Uint16List] _view_ of the specified region in
+   * the specified byte buffer. Changes in the [Uint16List] will be
+   * visible in the byte buffer and vice versa. If the [offsetInBytes] index
+   * of the region is not specified, it defaults to zero (the first byte in
+   * the byte buffer). If the length is not specified, it defaults to null,
+   * which indicates that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Uint16List.view(ByteBuffer buffer,
                           [int byteOffset = 0, int length]) =>
       length == null
@@ -515,15 +921,43 @@
 }
 
 
+/**
+ * A fixed-length list of 32-bit unsigned integers that is viewable as a
+ * [TypedData]. For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Uint32List
     extends TypedData with ListMixin<int>, FixedLengthListMixin<int>
     implements JavaScriptIndexingBehavior, List<int>
     native "Uint32Array" {
+  /**
+   * Creates a [Uint32List] of the specified length (in elements), all
+   * of whose elements are initially zero.
+   */
   factory Uint32List(int length) => _create1(length);
 
+  /**
+   * Creates a [Uint32List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Uint32List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates a [Uint32List] _view_ of the specified region in
+   * the specified byte buffer. Changes in the [Uint32] will be
+   * visible in the byte buffer and vice versa. If the [offsetInBytes] index
+   * of the region is not specified, it defaults to zero (the first byte in
+   * the byte buffer). If the length is not specified, it defaults to null,
+   * which indicates that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Uint32List.view(ByteBuffer buffer,
                           [int byteOffset = 0, int length]) =>
       length == null
@@ -563,14 +997,40 @@
 }
 
 
+/**
+ * A fixed-length list of 8-bit unsigned integers.
+ * For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ * Indexed store clamps the value to range 0..0xFF.
+ */
 class Uint8ClampedList extends TypedData with ListMixin<int>,
     FixedLengthListMixin<int> implements JavaScriptIndexingBehavior, List<int>
     native "Uint8ClampedArray,CanvasPixelArray" {
+  /**
+   * Creates a [Uint8ClampedList] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Uint8ClampedList(int length) => _create1(length);
 
+  /**
+   * Creates a [Uint8ClampedList] of the same size as the [elements]
+   * list and copies over the values clamping when needed.
+   */
   factory Uint8ClampedList.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates a [Uint8ClampedList] _view_ of the specified region in the
+   * specified byte [buffer]. Changes in the [Uint8List] will be visible in the
+   * byte buffer and vice versa. If the [offsetInBytes] index of the region is
+   * not specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates that
+   * the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   */
   factory Uint8ClampedList.view(ByteBuffer buffer,
                                 [int byteOffset = 0, int length]) =>
       length == null
@@ -612,6 +1072,11 @@
 }
 
 
+/**
+ * A fixed-length list of 8-bit unsigned integers.
+ * For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Uint8List
     extends TypedData with ListMixin<int>, FixedLengthListMixin<int>
     implements JavaScriptIndexingBehavior, List<int>
@@ -620,11 +1085,31 @@
     // the potential for Uint8ClampedArray to 'accidentally' pick up the
     // dispatch record for Uint8List.
     native "Uint8Array,!nonleaf" {
+  /**
+   * Creates a [Uint8List] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Uint8List(int length) => _create1(length);
 
+  /**
+   * Creates a [Uint8List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Uint8List.fromList(List<num> list) =>
       _create1(_ensureNativeList(list));
 
+  /**
+   * Creates a [Uint8List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Uint8List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   */
   factory Uint8List.view(ByteBuffer buffer,
                          [int byteOffset = 0, int length]) =>
       length == null
@@ -664,15 +1149,43 @@
 }
 
 
+/**
+ * A fixed-length list of 64-bit signed integers that is viewable as a
+ * [TypedData]. For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Int64List extends TypedData implements JavaScriptIndexingBehavior, List<int> {
+  /**
+   * Creates an [Int64List] of the specified length (in elements), all of
+   * whose elements are initially zero.
+   */
   factory Int64List(int length) {
     throw new UnsupportedError("Int64List not supported by dart2js.");
   }
 
+  /**
+   * Creates a [Int64List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Int64List.fromList(List<int> list) {
     throw new UnsupportedError("Int64List not supported by dart2js.");
   }
 
+  /**
+   * Creates an [Int64List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Int64List] will be visible in the byte buffer
+   * and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates that
+   * the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Int64List.view(ByteBuffer buffer, [int byteOffset, int length]) {
     throw new UnsupportedError("Int64List not supported by dart2js.");
   }
@@ -681,15 +1194,44 @@
 }
 
 
+/**
+ * A fixed-length list of 64-bit unsigned integers that is viewable as a
+ * [TypedData]. For long lists, this implementation can be considerably
+ * more space- and time-efficient than the default [List] implementation.
+ */
 class Uint64List extends TypedData implements JavaScriptIndexingBehavior, List<int> {
+  /**
+   * Creates a [Uint64List] of the specified length (in elements), all
+   * of whose elements are initially zero.
+   */
   factory Uint64List(int length) {
     throw new UnsupportedError("Uint64List not supported by dart2js.");
   }
 
+  /**
+   * Creates a [Uint64List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Uint64List.fromList(List<int> list) {
     throw new UnsupportedError("Uint64List not supported by dart2js.");
   }
 
+  /**
+   * Creates an [Uint64List] _view_ of the specified region in
+   * the specified byte buffer. Changes in the [Uint64List] will be
+   * visible in the byte buffer and vice versa. If the [offsetInBytes]
+   * index of the region is not specified, it defaults to zero (the first
+   * byte in the byte buffer). If the length is not specified, it defaults
+   * to null, which indicates that the view extends to the end of the byte
+   * buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   factory Uint64List.view(ByteBuffer buffer, [int byteOffset, int length]) {
     throw new UnsupportedError("Uint64List not supported by dart2js.");
   }
@@ -698,6 +1240,11 @@
 }
 
 
+/**
+ * A fixed-length list of Float32x4 numbers that is viewable as a
+ * [TypedData]. For long lists, this implementation will be considerably more
+ * space- and time-efficient than the default [List] implementation.
+ */
 class Float32x4List
     extends Object with ListMixin<Float32x4>, FixedLengthListMixin<Float32x4>
     implements List<Float32x4>, TypedData {
@@ -738,6 +1285,10 @@
     return end;
   }
 
+  /**
+   * Creates a [Float32x4List] of the specified length (in elements),
+   * all of whose elements are initially zero.
+   */
   Float32x4List(int length) : _storage = new Float32List(length*4);
 
   Float32x4List._externalStorage(Float32List storage) : _storage = storage;
@@ -753,6 +1304,10 @@
     }
   }
 
+  /**
+   * Creates a [Float32x4List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Float32x4List.fromList(List<Float32x4> list) {
     if (list is Float32x4List) {
       Float32x4List nativeList = list as Float32x4List;
@@ -763,6 +1318,21 @@
     }
   }
 
+  /**
+   * Creates a [Float32x4List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Float32x4List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   Float32x4List.view(ByteBuffer buffer,
                      [int byteOffset = 0, int length])
       : _storage = new Float32List.view(buffer, byteOffset, length);
@@ -795,6 +1365,11 @@
 }
 
 
+/**
+ * A fixed-length list of Int32x4 numbers that is viewable as a
+ * [TypedData]. For long lists, this implementation will be considerably more
+ * space- and time-efficient than the default [List] implementation.
+ */
 class Int32x4List
     extends Object with ListMixin<Int32x4>, FixedLengthListMixin<Int32x4>
     implements List<Int32x4>, TypedData {
@@ -835,6 +1410,10 @@
     return end;
   }
 
+  /**
+   * Creates a [Int32x4List] of the specified length (in elements),
+   * all of whose elements are initially zero.
+   */
   Int32x4List(int length) : _storage = new Uint32List(length*4);
 
   Int32x4List._externalStorage(Uint32List storage) : _storage = storage;
@@ -850,6 +1429,10 @@
     }
   }
 
+  /**
+   * Creates a [Int32x4List] with the same size as the [elements] list
+   * and copies over the elements.
+   */
   factory Int32x4List.fromList(List<Int32x4> list) {
     if (list is Int32x4List) {
       Int32x4List nativeList = list as Int32x4List;
@@ -860,6 +1443,21 @@
     }
   }
 
+  /**
+   * Creates a [Int32x4List] _view_ of the specified region in the specified
+   * byte buffer. Changes in the [Int32x4List] will be visible in the byte
+   * buffer and vice versa. If the [offsetInBytes] index of the region is not
+   * specified, it defaults to zero (the first byte in the byte buffer).
+   * If the length is not specified, it defaults to null, which indicates
+   * that the view extends to the end of the byte buffer.
+   *
+   * Throws [RangeError] if [offsetInBytes] or [length] are negative, or
+   * if [offsetInBytes] + ([length] * elementSizeInBytes) is greater than
+   * the length of [buffer].
+   *
+   * Throws [ArgumentError] if [offsetInBytes] is not a multiple of
+   * BYTES_PER_ELEMENT.
+   */
   Int32x4List.view(ByteBuffer buffer,
                      [int byteOffset = 0, int length])
       : _storage = new Uint32List.view(buffer, byteOffset, length);
@@ -892,6 +1490,11 @@
 }
 
 
+/**
+ * Interface of Dart Float32x4 immutable value type and operations.
+ * Float32x4 stores 4 32-bit floating point values in "lanes".
+ * The lanes are "x", "y", "z", and "w" respectively.
+ */
 class Float32x4 {
   final _storage = new Float32List(4);
 
@@ -1472,6 +2075,11 @@
 }
 
 
+/**
+ * Interface of Dart Int32x4 and operations.
+ * Int32x4 stores 4 32-bit bit-masks in "lanes".
+ * The lanes are "x", "y", "z", and "w" respectively.
+ */
 class Int32x4 {
   final _storage = new Int32List(4);
 
diff --git a/tests/co19/co19-analyzer.status b/tests/co19/co19-analyzer.status
index d45b668..a2bfdea 100644
--- a/tests/co19/co19-analyzer.status
+++ b/tests/co19/co19-analyzer.status
@@ -289,7 +289,6 @@
 Language/05_Variables/05_Variables_A06_t01: MissingCompileTimeError # co19-roll r651: Please triage this failure
 Language/05_Variables/05_Variables_A06_t02: MissingCompileTimeError # co19-roll r651: Please triage this failure
 Language/05_Variables/05_Variables_A06_t03: MissingCompileTimeError # co19-roll r651: Please triage this failure
-Language/12_Expressions/01_Constants_A20_t04: CompileTimeError # co19-roll r651: Please triage this failure
 Language/12_Expressions/04_Booleans/1_Boolean_Conversion_A01_t03: MissingStaticWarning # co19-roll r651: Please triage this failure
 Language/12_Expressions/14_Function_Invocation/3_Unqualified_Invocation_A01_t13: CompileTimeError # co19-roll r651: Please triage this failure
 Language/12_Expressions/14_Function_Invocation/3_Unqualified_Invocation_A01_t17: MissingCompileTimeError # co19-roll r651: Please triage this failure
diff --git a/tests/language/language_analyzer.status b/tests/language/language_analyzer.status
index 2ce056c..ccf8527 100644
--- a/tests/language/language_analyzer.status
+++ b/tests/language/language_analyzer.status
@@ -16,7 +16,6 @@
 function_type_alias9_test/00: crash # Issue 11987
 
 # TBF: we should check conflicts not only for methods, but for accessors too
-override_field_test/02: fail
 override_field_test/03: fail
 method_override7_test/03: Fail # Issue 11496
 method_override8_test/03: Fail # Issue 11496
@@ -72,9 +71,6 @@
 # test issue 11590, runtime only negative test
 field_method4_negative_test: fail
 
-# test issue 11592, Function type alias (typedef) is not a constant
-first_class_types_constants_test: fail
-
 # test issue 11594, Reference to a not resolve identifier is static warning
 import_combinators_negative_test: fail
 interface_static_non_final_fields_negative_test: fail
diff --git a/tests/lib/math/point_test.dart b/tests/lib/math/point_test.dart
index f15c635..8d9ab72 100644
--- a/tests/lib/math/point_test.dart
+++ b/tests/lib/math/point_test.dart
@@ -9,14 +9,14 @@
 
 main() {
   test('constructor', () {
-    var point = new Point();
+    var point = new Point(0, 0);
     expect(point.x, 0);
     expect(point.y, 0);
     expect('$point', 'Point(0, 0)');
   });
 
   test('constructor X', () {
-    var point = new Point<int>(10);
+    var point = new Point<int>(10, 0);
     expect(point.x, 10);
     expect(point.y, 0);
     expect('$point', 'Point(10, 0)');
diff --git a/tools/VERSION b/tools/VERSION
index 0f1a9ac..e046834 100644
--- a/tools/VERSION
+++ b/tools/VERSION
@@ -1,4 +1,4 @@
 MAJOR 0
 MINOR 8
 BUILD 10
-PATCH 8
+PATCH 9
diff --git a/tools/dom/docs/docs.json b/tools/dom/docs/docs.json
index ba4e5fc..b218268 100644
--- a/tools/dom/docs/docs.json
+++ b/tools/dom/docs/docs.json
@@ -199,6 +199,44 @@
         ]
       }
     },
+    "CanvasRenderingContext2D": {
+      "members": {
+        "currentPath": [
+          "/**",
+          "   * The current default path of this canvas context, if there is one.",
+          "   *",
+          "   * ## Other resources",
+          "   *",
+          "   * * [Current default path]",
+          "   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#current-default-path)",
+          "   * from WHATWG.",
+          "   */"
+        ],
+        "imageSmoothingEnabled": [
+          "/**",
+          "   * Whether images and patterns on this canvas will be smoothed when this",
+          "   * canvas is scaled.",
+          "   *",
+          "   * ## Other resources",
+          "   *",
+          "   * * [Image smoothing]",
+          "   * (http://www.whatwg.org/specs/web-apps/current-work/multipage/the-canvas-element.html#image-smoothing)",
+          "   * from WHATWG.",
+          "   */"
+        ],
+        "webkitBackingStorePixelRatio": [
+          "/**",
+          "   * The ratio between this canvas' backing store dimensions and the canvas'",
+          "   * logical dimensions.",
+          "   *",
+          "   * ## Other resources",
+          "   *",
+          "   * * [High DPI Canvas tutorial]",
+          "   * (http://www.html5rocks.com/en/tutorials/canvas/hidpi/) from HTML5Rocks.",
+          "   */"
+        ]
+      }
+    },
     "Clipboard": {
       "members": {
         "getData": [
@@ -416,6 +454,7 @@
           "   * save typing a few characters.",
           "   *",
           "   * [selectors] should be a string using CSS selector syntax.",
+          "   *",
           "   *     var element1 = document.querySelector('.className');",
           "   *     var element2 = document.querySelector('#id');",
           "   *",
@@ -465,6 +504,24 @@
         ]
       }
     },
+    "DocumentFragment": {
+      "members": {
+        "querySelector": [
+          "/**",
+          "   * Finds the first descendant element of this document fragment that matches",
+          "   * the specified group of selectors.",
+          "   *",
+          "   * [selectors] should be a string using CSS selector syntax.",
+          "   *",
+          "   *     var element1 = fragment.querySelector('.className');",
+          "   *     var element2 = fragment.querySelector('#id');",
+          "   *",
+          "   * For details about CSS selector syntax, see the",
+          "   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).",
+          "   */"
+        ]
+      }
+    },
     "Element": {
       "comment": [
         "/**",
@@ -1166,9 +1223,8 @@
           "   *     // Gets the first descendant [ImageElement]",
           "   *     var img = element.querySelector('img');",
           "   *",
-          "   * See also:",
-          "   *",
-          "   * * [CSS Selectors](http://docs.webplatform.org/wiki/css/selectors)",
+          "   * For details about CSS selector syntax, see the",
+          "   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).",
           "   */"
         ],
         "resetEvent": [
diff --git a/tools/dom/src/shared_html.dart b/tools/dom/src/shared_html.dart
index b0b3c47..c44effc 100644
--- a/tools/dom/src/shared_html.dart
+++ b/tools/dom/src/shared_html.dart
@@ -30,5 +30,39 @@
 @Experimental()
 ElementList queryAll(String relativeSelectors) => document.queryAll(relativeSelectors);
 
-Element querySelector(String selector) => document.querySelector(selector);
-ElementList querySelectorAll(String selector) => document.querySelectorAll(selector);
+/**
+ * Finds the first descendant element of this document that matches the
+ * specified group of selectors.
+ *
+ * Unless your webpage contains multiple documents, the top-level
+ * [querySelector]
+ * method behaves the same as this method, so you should use it instead to
+ * save typing a few characters.
+ *
+ * [selectors] should be a string using CSS selector syntax.
+ *
+ *     var element1 = document.querySelector('.className');
+ *     var element2 = document.querySelector('#id');
+ *
+ * For details about CSS selector syntax, see the
+ * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+ */
+Element querySelector(String selectors) => document.querySelector(selectors);
+
+/**
+ * Finds all descendant elements of this document that match the specified
+ * group of selectors.
+ *
+ * Unless your webpage contains multiple documents, the top-level
+ * [querySelectorAll]
+ * method behaves the same as this method, so you should use it instead to
+ * save typing a few characters.
+ *
+ * [selectors] should be a string using CSS selector syntax.
+ *
+ *     var items = document.querySelectorAll('.itemClassName');
+ *
+ * For details about CSS selector syntax, see the
+ * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+ */
+ElementList querySelectorAll(String selectors) => document.querySelectorAll(selectors);
diff --git a/tools/dom/templates/html/impl/impl_Document.darttemplate b/tools/dom/templates/html/impl/impl_Document.darttemplate
index 32ec467..4b6c0d1 100644
--- a/tools/dom/templates/html/impl/impl_Document.darttemplate
+++ b/tools/dom/templates/html/impl/impl_Document.darttemplate
@@ -19,6 +19,7 @@
    * save typing a few characters.
    *
    * [selectors] should be a string using CSS selector syntax.
+   *
    *     var items = document.querySelectorAll('.itemClassName');
    *
    * For details about CSS selector syntax, see the
diff --git a/tools/dom/templates/html/impl/impl_DocumentFragment.darttemplate b/tools/dom/templates/html/impl/impl_DocumentFragment.darttemplate
index c57cf1e..e57d98f 100644
--- a/tools/dom/templates/html/impl/impl_DocumentFragment.darttemplate
+++ b/tools/dom/templates/html/impl/impl_DocumentFragment.darttemplate
@@ -43,6 +43,17 @@
     children.addAll(copy);
   }
 
+  /**
+   * Finds all descendant elements of this document fragment that match the
+   * specified group of selectors.
+   *
+   * [selectors] should be a string using CSS selector syntax.
+   *
+   *     var items = document.querySelectorAll('.itemClassName');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
+   */
   ElementList querySelectorAll(String selectors) =>
     new _FrozenElementList._wrap(_querySelectorAll(selectors));
 
diff --git a/tools/dom/templates/html/impl/impl_Element.darttemplate b/tools/dom/templates/html/impl/impl_Element.darttemplate
index ded2ef0..b742efd 100644
--- a/tools/dom/templates/html/impl/impl_Element.darttemplate
+++ b/tools/dom/templates/html/impl/impl_Element.darttemplate
@@ -586,6 +586,9 @@
    * [selectors] should be a string using CSS selector syntax.
    *
    *     var items = element.querySelectorAll('.itemClassName');
+   *
+   * For details about CSS selector syntax, see the
+   * [CSS selector specification](http://www.w3.org/TR/css3-selectors/).
    */
   @DomName('Element.querySelectorAll')
   ElementList querySelectorAll(String selectors) =>