Change scripts to avoid generating things that bloat the compiled code

sdk/lib/html/dart2js/html_dart2js.dart

Index: sdk/lib/html/dart2js/html_dart2js.dart
diff --git a/sdk/lib/html/dart2js/html_dart2js.dart b/sdk/lib/html/dart2js/html_dart2js.dart
index 2464e3b14703bde3b166ed9e51ad68d97f568282..a4a162b322c0e24e75604718ade851e7a2f2b31e 100644
--- a/sdk/lib/html/dart2js/html_dart2js.dart
+++ b/sdk/lib/html/dart2js/html_dart2js.dart
@@ -395,6 +395,7 @@ class AnimationEffectTiming extends Interceptor {
   @DocsEditable()
   @Experimental() // untriaged
   @Creates('Null')
+  @Returns('num|String')
   Object duration;
 
   @DomName('AnimationEffectTiming.easing')
@@ -2453,7 +2454,7 @@ class CanvasRenderingContext2D extends Interceptor implements CanvasRenderingCon
   @DomName('CanvasRenderingContext2D.createImageDataFromImageData')
   @DocsEditable()
   ImageData createImageDataFromImageData(ImageData imagedata) =>
-    JS('ImageData', '#.createImageData(#, #)', this, imagedata);
+    JS('ImageData', '#.createImageData(#)', this, imagedata);
 
   /**
    * Sets the color used inside shapes.
@@ -2838,71 +2839,6 @@ abstract class ChildNode extends Interceptor {
 
 
 @DocsEditable()
-@DomName('CHROMIUMSubscribeUniform')
-@Experimental() // untriaged
-@Native("CHROMIUMSubscribeUniform")
-class ChromiumSubscribeUniform extends Interceptor {
-  // To suppress missing implicit constructor warnings.
-  factory ChromiumSubscribeUniform._() { throw new UnsupportedError("Not supported"); }
-
-  @DomName('CHROMIUMSubscribeUniform.MOUSE_POSITION_CHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  static const int MOUSE_POSITION_CHROMIUM = 0x924C;
-
-  @DomName('CHROMIUMSubscribeUniform.SUBSCRIBED_VALUES_BUFFER_CHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  static const int SUBSCRIBED_VALUES_BUFFER_CHROMIUM = 0x924B;
-
-  @JSName('bindValuebufferCHROMIUM')
-  @DomName('CHROMIUMSubscribeUniform.bindValuebufferCHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  void bindValuebufferChromium(int target, ChromiumValuebuffer buffer) native;
-
-  @JSName('createValuebufferCHROMIUM')
-  @DomName('CHROMIUMSubscribeUniform.createValuebufferCHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  ChromiumValuebuffer createValuebufferChromium() native;
-
-  @JSName('deleteValuebufferCHROMIUM')
-  @DomName('CHROMIUMSubscribeUniform.deleteValuebufferCHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  void deleteValuebufferChromium(ChromiumValuebuffer buffer) native;
-
-  @JSName('isValuebufferCHROMIUM')
-  @DomName('CHROMIUMSubscribeUniform.isValuebufferCHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  bool isValuebufferChromium(ChromiumValuebuffer buffer) native;
-
-  @JSName('populateSubscribedValuesCHROMIUM')
-  @DomName('CHROMIUMSubscribeUniform.populateSubscribedValuesCHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  void populateSubscribedValuesChromium(int target) native;
-
-  @JSName('subscribeValueCHROMIUM')
-  @DomName('CHROMIUMSubscribeUniform.subscribeValueCHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  void subscribeValueChromium(int target, int subscriptions) native;
-
-  @JSName('uniformValuebufferCHROMIUM')
-  @DomName('CHROMIUMSubscribeUniform.uniformValuebufferCHROMIUM')
-  @DocsEditable()
-  @Experimental() // untriaged
-  void uniformValuebufferChromium(UniformLocation location, int target, int subscription) native;
-}
-// 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.
-
-
-@DocsEditable()
 @DomName('CHROMIUMValuebuffer')
 @Experimental() // untriaged
 @Native("CHROMIUMValuebuffer")
@@ -4177,16 +4113,6 @@ class CssStyleDeclaration  extends Interceptor with
   @DocsEditable()
   final CssRule parentRule;
 
-  @DomName('CSSStyleDeclaration.__getter__')
-  @DocsEditable()
-  @Experimental() // untriaged
-  @Creates('Null')
-  Object __getter__(String name) native;
-
-  @DomName('CSSStyleDeclaration.__setter__')
-  @DocsEditable()
-  void __setter__(String property, String propertyValue) native;
-
   @DomName('CSSStyleDeclaration.getPropertyPriority')
   @DocsEditable()
   String getPropertyPriority(String property) native;
@@ -23498,13 +23424,15 @@ class MessageEvent extends Event {
   // use those conversions right now, so do this as a one-off.
   @DomName('MessageEvent.data')
   @DocsEditable()
+  @annotation_Creates_SerializedScriptValue
+  @annotation_Returns_SerializedScriptValue
   dynamic get data => convertNativeToDart_SerializedScriptValue(this._get_data);
 
   @JSName('data')
   @DomName('MessageEvent.data')
   @DocsEditable()
-  @annotation_Creates_SerializedScriptValue
-  @annotation_Returns_SerializedScriptValue
+  @Creates('Null')
+  @Returns('Object|Null')
   final dynamic _get_data;
 
 
@@ -25828,8 +25756,6 @@ class Notification extends EventTarget {
   @DomName('Notification.data')
   @DocsEditable()
   @Experimental() // untriaged
-  @annotation_Creates_SerializedScriptValue
-  @annotation_Returns_SerializedScriptValue
   final Object data;
 
   @DomName('Notification.dir')
@@ -26550,24 +26476,6 @@ class Performance extends EventTarget {
   @Experimental()
   void clearMeasures(String measureName) native;
 
-  @DomName('Performance.getEntries')
-  @DocsEditable()
-  // http://www.w3.org/TR/performance-timeline/#sec-window.performance-attribute
-  @Experimental()
-  List<PerformanceEntry> getEntries() native;
-
-  @DomName('Performance.getEntriesByName')
-  @DocsEditable()
-  // http://www.w3.org/TR/performance-timeline/#sec-window.performance-attribute
-  @Experimental()
-  List<PerformanceEntry> getEntriesByName(String name, String entryType) native;
-
-  @DomName('Performance.getEntriesByType')
-  @DocsEditable()
-  // http://www.w3.org/TR/performance-timeline/#sec-window.performance-attribute
-  @Experimental()
-  List<PerformanceEntry> getEntriesByType(String entryType) native;
-
   @DomName('Performance.mark')
   @DocsEditable()
   // https://dvcs.w3.org/hg/webperf/raw-file/tip/specs/UserTiming/Overview.html#extensions-performance-interface
@@ -27820,11 +27728,6 @@ class PushMessageData extends Interceptor {
   @Experimental() // untriaged
   Blob blob() native;
 
-  @DomName('PushMessageData.json')
-  @DocsEditable()
-  @Experimental() // untriaged
-  Object json() native;
-
   @DomName('PushMessageData.text')
   @DocsEditable()
   @Experimental() // untriaged
@@ -28228,6 +28131,15 @@ class RelatedEvent extends Event {
 // 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.
+
+
+@DomName('RequestAnimationFrameCallback')
+typedef void RequestAnimationFrameCallback(num highResTime);
+// 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.
+
 
 @DocsEditable()
 @DomName('ResourceProgressEvent')
@@ -29887,16 +29799,36 @@ class ServiceWorkerGlobalScope extends WorkerGlobalScope {
   @Experimental() // untriaged
   Stream<MessageEvent> get onMessage => messageEvent.forTarget(this);
 }
-// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// Copyright (c) 2016, 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()
+// TODO(alanknight): Provide a nicer constructor that uses named parameters
+// rather than an initialization map.
 @DomName('ServiceWorkerMessageEvent')
 @Experimental() // untriaged
 @Native("ServiceWorkerMessageEvent")
 class ServiceWorkerMessageEvent extends Event {
+
+  // TODO(alanknight): This really should be generated by the
+  // _OutputConversion in the systemnative.py script, but that doesn't
+  // use those conversions right now, so do this as a one-off.
+  @DomName('ServiceWorkerMessageEvent.data')
+  @DocsEditable()
+  @annotation_Creates_SerializedScriptValue
+  @annotation_Returns_SerializedScriptValue
+  dynamic get data => convertNativeToDart_SerializedScriptValue(this._get_data);
+
+  @JSName('data')
+  @DomName('ServiceWorkerMessageEvent.data')
+  @DocsEditable()
+  @Creates('Null')
+  @Returns('Object|Null')
+  final dynamic _get_data;
+
   // To suppress missing implicit constructor warnings.
   factory ServiceWorkerMessageEvent._() { throw new UnsupportedError("Not supported"); }
 
@@ -29912,13 +29844,6 @@ class ServiceWorkerMessageEvent extends Event {
   static ServiceWorkerMessageEvent _create_1(type, eventInitDict) => JS('ServiceWorkerMessageEvent', 'new ServiceWorkerMessageEvent(#,#)', type, eventInitDict);
   static ServiceWorkerMessageEvent _create_2(type) => JS('ServiceWorkerMessageEvent', 'new ServiceWorkerMessageEvent(#)', type);
 
-  @DomName('ServiceWorkerMessageEvent.data')
-  @DocsEditable()
-  @Experimental() // untriaged
-  // TODO(jacobr): we need to actually convert to a SerializedScriptValue
-  @Creates('=Object')
-  final Object data;
-
   @DomName('ServiceWorkerMessageEvent.lastEventId')
   @DocsEditable()
   @Experimental() // untriaged
@@ -29937,10 +29862,10 @@ class ServiceWorkerMessageEvent extends Event {
   @DomName('ServiceWorkerMessageEvent.source')
   @DocsEditable()
   @Experimental() // untriaged
-  // TODO(jacobr): this isn't quite right.
   @Creates('Null')
-  @Returns('EventTarget|=Object')
+  @Returns('ServiceWorker|MessagePort')
   final Object source;
+
 }
 // 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
@@ -34147,12 +34072,14 @@ class VttCue extends TextTrackCue {
   @DomName('VTTCue.line')
   @DocsEditable()
   @Experimental() // untriaged
-  num line;
+  @Returns('num|String')
+  Object line;
 
   @DomName('VTTCue.position')
   @DocsEditable()
   @Experimental() // untriaged
-  num position;
+  @Returns('num|String')
+  Object position;
 
   @DomName('VTTCue.regionId')
   @DocsEditable()
@@ -37237,21 +37164,6 @@ class WorkerPerformance extends EventTarget {
   @Experimental() // untriaged
   void clearMeasures(String measureName) native;
 
-  @DomName('WorkerPerformance.getEntries')
-  @DocsEditable()
-  @Experimental() // untriaged
-  List<PerformanceEntry> getEntries() native;
-
-  @DomName('WorkerPerformance.getEntriesByName')
-  @DocsEditable()
-  @Experimental() // untriaged
-  List<PerformanceEntry> getEntriesByName(String name, String entryType) native;
-
-  @DomName('WorkerPerformance.getEntriesByType')
-  @DocsEditable()
-  @Experimental() // untriaged
-  List<PerformanceEntry> getEntriesByType(String entryType) native;
-
   @DomName('WorkerPerformance.mark')
   @DocsEditable()
   @Experimental() // untriaged
@@ -37262,11 +37174,6 @@ class WorkerPerformance extends EventTarget {
   @Experimental() // untriaged
   void measure(String measureName, String startMark, String endMark) native;
 
-  @DomName('WorkerPerformance.now')
-  @DocsEditable()
-  @Experimental() // untriaged
-  double now() native;
-
   @JSName('webkitClearResourceTimings')
   @DomName('WorkerPerformance.webkitClearResourceTimings')
   @DocsEditable()