Adding supported checks for CssMatrix and Point.

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 f44afd146552ce267ea00d3b632645a75c37de58..cb2c6862c0e5ca03f2e8a3498ed2b81cb5baa1c4 100644
--- a/sdk/lib/html/dartium/html_dartium.dart
+++ b/sdk/lib/html/dartium/html_dartium.dart
@@ -2376,6 +2376,9 @@ class CssKeyframesRule extends CssRule {
 
 @DocsEditable
 @DomName('WebKitCSSMatrix')
+@SupportedBrowser(SupportedBrowser.CHROME)
+@SupportedBrowser(SupportedBrowser.SAFARI)
+@Experimental
 class CssMatrix extends NativeFieldWrapperClass1 {
   CssMatrix.internal();
 
@@ -2388,6 +2391,9 @@ class CssMatrix extends NativeFieldWrapperClass1 {
   }
   static CssMatrix _create([String cssValue]) native "WebKitCSSMatrix_constructor_Callback";
 
+  /// Checks if this type is supported on the current platform.
+  static bool get supported => true;
+
   @DomName('WebKitCSSMatrix.a')
   @DocsEditable
   num get a native "WebKitCSSMatrix_a_Getter";
@@ -8151,6 +8157,45 @@ class DomPluginArray extends NativeFieldWrapperClass1 implements List<DomPlugin>
 
 
 @DocsEditable
+@DomName('WebKitPoint')
+@SupportedBrowser(SupportedBrowser.CHROME)
+@SupportedBrowser(SupportedBrowser.SAFARI)
+@Experimental
+class DomPoint extends NativeFieldWrapperClass1 {
+  DomPoint.internal();
+
+  @DocsEditable
+  factory DomPoint(num x, num y) => DomPoint._create(x, y);
+  static DomPoint _create(num x, num y) native "WebKitPoint_constructor_Callback";
+
+  /// Checks if this type is supported on the current platform.
+  static bool get supported => true;
+
+  @DomName('WebKitPoint.x')
+  @DocsEditable
+  num get x native "WebKitPoint_x_Getter";
+
+  @DomName('WebKitPoint.x')
+  @DocsEditable
+  void set x(num value) native "WebKitPoint_x_Setter";
+
+  @DomName('WebKitPoint.y')
+  @DocsEditable
+  num get y native "WebKitPoint_y_Getter";
+
+  @DomName('WebKitPoint.y')
+  @DocsEditable
+  void set y(num value) native "WebKitPoint_y_Setter";
+
+}
+// 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.
+
+// WARNING: Do not edit - generated code.
+
+
+@DocsEditable
 @DomName('Selection')
 class DomSelection extends NativeFieldWrapperClass1 {
   DomSelection.internal();
@@ -19938,39 +19983,6 @@ class PerformanceTiming extends NativeFieldWrapperClass1 {
 
 
 @DocsEditable
-@DomName('WebKitPoint')
-class Point extends NativeFieldWrapperClass1 {
-  Point.internal();
-
-  @DocsEditable
-  factory Point(num x, num y) => Point._create(x, y);
-  static Point _create(num x, num y) native "WebKitPoint_constructor_Callback";
-
-  @DomName('WebKitPoint.x')
-  @DocsEditable
-  num get x native "WebKitPoint_x_Getter";
-
-  @DomName('WebKitPoint.x')
-  @DocsEditable
-  void set x(num value) native "WebKitPoint_x_Setter";
-
-  @DomName('WebKitPoint.y')
-  @DocsEditable
-  num get y native "WebKitPoint_y_Getter";
-
-  @DomName('WebKitPoint.y')
-  @DocsEditable
-  void set y(num value) native "WebKitPoint_y_Setter";
-
-}
-// 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.
-
-// WARNING: Do not edit - generated code.
-
-
-@DocsEditable
 @DomName('PopStateEvent')
 @SupportedBrowser(SupportedBrowser.CHROME)
 @SupportedBrowser(SupportedBrowser.FIREFOX)
@@ -28413,11 +28425,11 @@ class Window extends EventTarget implements WindowBase {
 
   @DomName('DOMWindow.webkitConvertPointFromNodeToPage')
   @DocsEditable
-  Point webkitConvertPointFromNodeToPage(Node node, Point p) native "DOMWindow_webkitConvertPointFromNodeToPage_Callback";
+  DomPoint convertPointFromNodeToPage(Node node, DomPoint p) native "DOMWindow_webkitConvertPointFromNodeToPage_Callback";
 
   @DomName('DOMWindow.webkitConvertPointFromPageToNode')
   @DocsEditable
-  Point webkitConvertPointFromPageToNode(Node node, Point p) native "DOMWindow_webkitConvertPointFromPageToNode_Callback";
+  DomPoint convertPointFromPageToNode(Node node, DomPoint p) native "DOMWindow_webkitConvertPointFromPageToNode_Callback";
 
   @DomName('DOMWindow.webkitRequestAnimationFrame')
   @DocsEditable