Fix a couple bugs introduced in the last CL.

R=rnystrom@google.com

Review URL: https://codereview.chromium.org//1291633004 .
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed1a6c7..defe093 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 1.4.1
+
+* Fix a crashing bug in `UnparsedFrame.toString()`.
+
 ## 1.4.0
 
 * `new Trace.parse()` and related constructors will no longer throw an exception
diff --git a/lib/src/unparsed_frame.dart b/lib/src/unparsed_frame.dart
index 19d09c6..f037c8a 100644
--- a/lib/src/unparsed_frame.dart
+++ b/lib/src/unparsed_frame.dart
@@ -22,5 +22,5 @@
 
   UnparsedFrame(this.member);
 
-  String toString() => _original;
+  String toString() => member;
 }
\ No newline at end of file
diff --git a/pubspec.yaml b/pubspec.yaml
index 95c2632..7274bcc 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -7,7 +7,7 @@
 #
 # When the major version is upgraded, you *must* update that version constraint
 # in pub to stay in sync with this.
-version: 1.4.0
+version: 1.4.1
 author: "Dart Team <misc@dartlang.org>"
 homepage: http://github.com/dart-lang/stack_trace
 description: >
diff --git a/test/trace_test.dart b/test/trace_test.dart
index 1cc32f7..d12bc71 100644
--- a/test/trace_test.dart
+++ b/test/trace_test.dart
@@ -352,7 +352,7 @@
     });
 
     test(".terse won't panic on an empty trace", () {
-      expect(Trace.parse("").terse.toString(), equals(""));
+      expect(new Trace.parse("").terse.toString(), equals(""));
     });
 
     test('.foldFrames folds frames together bottom-up', () {