diff --git a/core/README b/core/README
index f34ed35..1001454 100644
--- a/core/README
+++ b/core/README
@@ -6,4 +6,4 @@
 
 The current version corresponds to:
 URL: http://src.chromium.org/multivm/trunk/webkit
-Current revision: 1278
+Current revision: 1281
diff --git a/core/css/WebKitCSSFilterRule.idl b/core/css/WebKitCSSFilterRule.idl
deleted file mode 100644
index 12bc237..0000000
--- a/core/css/WebKitCSSFilterRule.idl
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer in the documentation and/or other materials
- *    provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
- * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
- * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-interface WebKitCSSFilterRule : CSSRule {
-    readonly attribute CSSStyleDeclaration style;
-
-    // FIXME: We should expose the filter name once the CSSOM for the @filter rule is specified.
-};
diff --git a/core/css/WebKitCSSFilterValue.idl b/core/css/WebKitCSSFilterValue.idl
deleted file mode 100644
index 4f5e23c..0000000
--- a/core/css/WebKitCSSFilterValue.idl
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright (C) 2011 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
- */
-
-[
-        DoNotCheckConstants
-] interface WebKitCSSFilterValue : CSSValueList {
-
-    // OperationTypes
-
-    const unsigned short CSS_FILTER_REFERENCE = 1;
-    const unsigned short CSS_FILTER_GRAYSCALE = 2;
-    const unsigned short CSS_FILTER_SEPIA = 3;
-    const unsigned short CSS_FILTER_SATURATE = 4;
-    const unsigned short CSS_FILTER_HUE_ROTATE = 5;
-    const unsigned short CSS_FILTER_INVERT = 6;
-    const unsigned short CSS_FILTER_OPACITY = 7;
-    const unsigned short CSS_FILTER_BRIGHTNESS = 8;
-    const unsigned short CSS_FILTER_CONTRAST = 9;
-    const unsigned short CSS_FILTER_BLUR = 10;
-    const unsigned short CSS_FILTER_DROP_SHADOW = 11;
-    const unsigned short CSS_FILTER_CUSTOM = 12;
-
-    readonly attribute unsigned short operationType;
-    [ImplementedAs=item] getter CSSValue([Default=Undefined] optional unsigned long index);
-};
diff --git a/core/css/WebKitCSSKeyframeRule.idl b/core/css/WebKitCSSKeyframeRule.idl
deleted file mode 100644
index ea5bb13..0000000
--- a/core/css/WebKitCSSKeyframeRule.idl
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (C) 2008 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-// Introduced in DOM Level ?:
-interface WebKitCSSKeyframeRule : CSSRule {
-
-    attribute DOMString keyText;
-    readonly attribute CSSStyleDeclaration style;
-
-};
-
diff --git a/core/css/WebKitCSSKeyframesRule.idl b/core/css/WebKitCSSKeyframesRule.idl
deleted file mode 100644
index 895d34e..0000000
--- a/core/css/WebKitCSSKeyframesRule.idl
+++ /dev/null
@@ -1,41 +0,0 @@
-/*
- * Copyright (C) 2008 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-// Introduced in DOM Level ?:
-[
-] interface WebKitCSSKeyframesRule : CSSRule {
-
-    [TreatReturnedNullStringAs=Null, TreatNullAs=NullString] attribute DOMString name;
-    readonly attribute CSSRuleList cssRules;
-    
-    [ImplementedAs=item] getter WebKitCSSKeyframeRule(unsigned long index);
-    void insertRule([Default=Undefined] optional DOMString rule);
-    void deleteRule([Default=Undefined] optional DOMString key);
-    WebKitCSSKeyframeRule findRule([Default=Undefined] optional DOMString key);
-};
-
diff --git a/core/css/WebKitCSSMatrix.idl b/core/css/WebKitCSSMatrix.idl
deleted file mode 100644
index 697acdd..0000000
--- a/core/css/WebKitCSSMatrix.idl
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Copyright (C) 2008, 2010 Apple Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
- */
-
-// Introduced in DOM Level ?:
-[
-    Constructor([Default=NullString] optional DOMString cssValue),
-    RaisesException
-] interface WebKitCSSMatrix {
-
-    // These attributes are simple aliases for certain elements of the 4x4 matrix
-    attribute double a; // alias for m11
-    attribute double b; // alias for m12
-    attribute double c; // alias for m21
-    attribute double d; // alias for m22
-    attribute double e; // alias for m41
-    attribute double f; // alias for m42
-
-    attribute double m11;
-    attribute double m12;
-    attribute double m13;
-    attribute double m14;
-    attribute double m21;
-    attribute double m22;
-    attribute double m23;
-    attribute double m24;
-    attribute double m31;
-    attribute double m32;
-    attribute double m33;
-    attribute double m34;
-    attribute double m41;
-    attribute double m42;
-    attribute double m43;
-    attribute double m44;
-
-    [RaisesException] void setMatrixValue([Default=Undefined] optional DOMString string);
-    
-    // Multiply this matrix by secondMatrix, on the right (result = this * secondMatrix)
-    [Immutable] WebKitCSSMatrix multiply([Default=Undefined] optional WebKitCSSMatrix secondMatrix);
-    
-    // Return the inverse of this matrix. Throw an exception if the matrix is not invertible
-    [Immutable, RaisesException] WebKitCSSMatrix inverse();
-    
-    // Return this matrix translated by the passed values.
-    // Passing a NaN will use a value of 0. This allows the 3D form to used for 2D operations    
-    [Immutable] WebKitCSSMatrix translate([Default=Undefined] optional double x, 
-                                          [Default=Undefined] optional double y, 
-                                          [Default=Undefined] optional double z);
-    
-    // Returns this matrix scaled by the passed values.
-    // Passing scaleX or scaleZ as NaN uses a value of 1, but passing scaleY of NaN 
-    // makes it the same as scaleX. This allows the 3D form to used for 2D operations
-    [Immutable] WebKitCSSMatrix scale([Default=Undefined] optional double scaleX, 
-                                      [Default=Undefined] optional double scaleY, 
-                                      [Default=Undefined] optional double scaleZ);
-    
-    // Returns this matrix rotated by the passed values.
-    // If rotY and rotZ are NaN, rotate about Z (rotX=0, rotateY=0, rotateZ=rotX).
-    // Otherwise use a rotation value of 0 for any passed NaN.    
-    [Immutable] WebKitCSSMatrix rotate([Default=Undefined] optional double rotX, 
-                                       [Default=Undefined] optional double rotY, 
-                                       [Default=Undefined] optional double rotZ);
-    
-    // Returns this matrix rotated about the passed axis by the passed angle.
-    // Passing a NaN will use a value of 0. If the axis is (0,0,0) use a value
-    // of (0,0,1).
-    [Immutable] WebKitCSSMatrix rotateAxisAngle([Default=Undefined] optional double x, 
-                                                [Default=Undefined] optional double y, 
-                                                [Default=Undefined] optional double z, 
-                                                [Default=Undefined] optional double angle);
-
-    // Returns this matrix skewed along the X axis by the passed values.
-    // Passing a NaN will use a value of 0.
-    [Immutable] WebKitCSSMatrix skewX([Default=Undefined] optional double angle);
-
-    // Returns this matrix skewed along the Y axis by the passed values.
-    // Passing a NaN will use a value of 0.
-    [Immutable] WebKitCSSMatrix skewY([Default=Undefined] optional double angle);
-
-    [NotEnumerable] DOMString toString();
-};
-
diff --git a/core/css/WebKitCSSMixFunctionValue.idl b/core/css/WebKitCSSMixFunctionValue.idl
deleted file mode 100644
index c4a2abd..0000000
--- a/core/css/WebKitCSSMixFunctionValue.idl
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (C) 2012 Adobe Systems Incorporated. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer in the documentation and/or other materials
- *    provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
- * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
- * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-[
-] interface WebKitCSSMixFunctionValue : CSSValueList {
-};
-
diff --git a/core/css/WebKitCSSRegionRule.idl b/core/css/WebKitCSSRegionRule.idl
deleted file mode 100644
index 2dfbf39..0000000
--- a/core/css/WebKitCSSRegionRule.idl
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer in the documentation and/or other materials
- *    provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
- * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
- * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-[
-    EnabledAtRuntime=cssRegions
-] interface WebKitCSSRegionRule : CSSRule {
-    readonly attribute CSSRuleList cssRules;
-};
-
diff --git a/core/css/WebKitCSSTransformValue.idl b/core/css/WebKitCSSTransformValue.idl
deleted file mode 100644
index 97a5430..0000000
--- a/core/css/WebKitCSSTransformValue.idl
+++ /dev/null
@@ -1,60 +0,0 @@
-/*
- * Copyright (C) 2008 Apple Inc. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1.  Redistributions of source code must retain the above copyright
- *     notice, this list of conditions and the following disclaimer.
- * 2.  Redistributions in binary form must reproduce the above copyright
- *     notice, this list of conditions and the following disclaimer in the
- *     documentation and/or other materials provided with the distribution.
- * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
- *     its contributors may be used to endorse or promote products derived
- *     from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-[
-        DoNotCheckConstants
-] interface WebKitCSSTransformValue : CSSValueList {
-
-    // OperationTypes
-
-    const unsigned short CSS_TRANSLATE   = 1;
-    const unsigned short CSS_TRANSLATEX  = 2;
-    const unsigned short CSS_TRANSLATEY  = 3;
-    const unsigned short CSS_ROTATE      = 4;
-    const unsigned short CSS_SCALE       = 5;
-    const unsigned short CSS_SCALEX      = 6;
-    const unsigned short CSS_SCALEY      = 7;
-    const unsigned short CSS_SKEW        = 8;
-    const unsigned short CSS_SKEWX       = 9;
-    const unsigned short CSS_SKEWY       = 10;
-    const unsigned short CSS_MATRIX      = 11;
-    const unsigned short CSS_TRANSLATEZ  = 12;
-    const unsigned short CSS_TRANSLATE3D = 13;
-    const unsigned short CSS_ROTATEX     = 14;
-    const unsigned short CSS_ROTATEY     = 15;
-    const unsigned short CSS_ROTATEZ     = 16;
-    const unsigned short CSS_ROTATE3D    = 17;
-    const unsigned short CSS_SCALEZ      = 18;
-    const unsigned short CSS_SCALE3D     = 19;
-    const unsigned short CSS_PERSPECTIVE = 20;
-    const unsigned short CSS_MATRIX3D    = 21;
-
-    readonly attribute unsigned short operationType;
-    [ImplementedAs=item] getter CSSValue([Default=Undefined] optional unsigned long index);
-};
-
diff --git a/core/css/WebKitCSSViewportRule.idl b/core/css/WebKitCSSViewportRule.idl
deleted file mode 100644
index f2cc09f..0000000
--- a/core/css/WebKitCSSViewportRule.idl
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright (C) 2012 Intel Corporation. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer.
- * 2. Redistributions in binary form must reproduce the above
- *    copyright notice, this list of conditions and the following
- *    disclaimer in the documentation and/or other materials
- *    provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY
- * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
- * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
- * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-[
-    Conditional=CSS_DEVICE_ADAPTATION
-] interface WebKitCSSViewportRule : CSSRule {
-    readonly attribute CSSStyleDeclaration style;
-};
diff --git a/modules/README b/modules/README
index f34ed35..1001454 100644
--- a/modules/README
+++ b/modules/README
@@ -6,4 +6,4 @@
 
 The current version corresponds to:
 URL: http://src.chromium.org/multivm/trunk/webkit
-Current revision: 1278
+Current revision: 1281