CanvasRenderingContext2D.fillText now works correctly with null maxWidth.

sdk/lib/html/dartium/html_dartium.dart

Index: sdk/lib/html/dartium/html_dartium.dart
diff --git a/sdk/lib/html/dartium/html_dartium.dart b/sdk/lib/html/dartium/html_dartium.dart
index adc5b0e63c457ac6934ca8fb365dfcb3e65b0823..fa09c2b3eb05099f4f1a2cd10dd7c4c3b08d9fe0 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -2084,8 +2084,23 @@ class CanvasRenderingContext2D extends CanvasRenderingContext {
 
   // TODO(amouravski): Add Dartium native methods for drawImage once we figure
   // out how to not break native bindings.
-}
 
+  /**
+   * Draws text to the canvas.
+   *
+   * The text is drawn starting at coordinates ([x], [y]).
+   * If [maxWidth] is provided and the [text] is computed to be wider than
+   * [maxWidth], then the drawn text is scaled down horizontally to fit.
+   *
+   * The text uses the current [CanvasRenderingContext2D.font] property for font
+   * options, such as typeface and size, and the current
+   * [CanvasRenderingContext2D.fillStyle] for style options such as color.
+   * The current [CanvasRenderingContext2D.textAlign] and
+   * [CanvasRenderingContext2D.textBaseLine] properties are also applied to the
+   * drawn text.
+   */
+  @DomName('CanvasRenderingContext2D.fillText')
+}
 // 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.
@@ -35336,6 +35351,8 @@ class _Utils {
 
   static bool isMap(obj) => obj is Map;
 
+  static List toListIfIterable(obj) => obj is Iterable ? obj.toList() : null;
+
   static Map createMap() => {};
 
   static makeUnimplementedError(String fileName, int lineNo) {
@@ -35642,10 +35659,6 @@ class _Utils {
 
   static bool isNoSuchMethodError(obj) => obj is NoSuchMethodError;
 
-  // TODO(jacobr): we need a failsafe way to determine that a Node is really a
-  // DOM node rather than just a class that extends Node.
-  static bool isNode(obj) => obj is Node;
-
   static bool _isBuiltinType(ClassMirror cls) {
     // TODO(vsm): Find a less hackish way to do this.
     LibraryMirror lib = cls.owner;