Expand overloaded methods and optional parameters in the html library.

sdk/lib/web_audio/dart2js/web_audio_dart2js.dart

Index: sdk/lib/web_audio/dart2js/web_audio_dart2js.dart
diff --git a/sdk/lib/web_audio/dart2js/web_audio_dart2js.dart b/sdk/lib/web_audio/dart2js/web_audio_dart2js.dart
index 3cec0dd7b2db24d7158c854d4714548253192113..a1a217c0fdc2139a8ed3302cc3378ec0d76996da 100644
--- a/sdk/lib/web_audio/dart2js/web_audio_dart2js.dart
+++ b/sdk/lib/web_audio/dart2js/web_audio_dart2js.dart
@@ -249,7 +249,12 @@ class AudioContext extends EventTarget native "AudioContext" {
 
   @DomName('AudioContext.createBuffer')
   @DocsEditable
-  AudioBuffer createBuffer(buffer_OR_numberOfChannels, mixToMono_OR_numberOfFrames, [num sampleRate]) native;
+  AudioBuffer createBuffer(int numberOfChannels, int numberOfFrames, num sampleRate) native;
+
+  @JSName('createBuffer')
+  @DomName('AudioContext.createBuffer')
+  @DocsEditable
+  AudioBuffer createBufferFromBuffer(ByteBuffer buffer, bool mixToMono) native;
 
   @DomName('AudioContext.createBufferSource')
   @DocsEditable
@@ -405,7 +410,6 @@ class AudioListener native "AudioListener" {
 // BSD-style license that can be found in the LICENSE file.
 
 
-@DocsEditable
 @DomName('AudioNode')
 // https://dvcs.w3.org/hg/audio/raw-file/tip/webaudio/specification.html#AudioNode-section
 @Experimental
@@ -440,9 +444,10 @@ class AudioNode extends EventTarget native "AudioNode" {
   @DocsEditable
   void $dom_addEventListener(String type, EventListener listener, [bool useCapture]) native;
 
+  @JSName('connect')
   @DomName('AudioNode.connect')
   @DocsEditable
-  void connect(destination, int output, [int input]) native;
+  void $dom_connect(destination, int output, [int input]) native;
 
   @DomName('AudioNode.disconnect')
   @DocsEditable
@@ -456,6 +461,14 @@ class AudioNode extends EventTarget native "AudioNode" {
   @DomName('AudioNode.removeEventListener')
   @DocsEditable
   void $dom_removeEventListener(String type, EventListener listener, [bool useCapture]) native;
+
+  @DomName('AudioNode.connect')
+  void connectNode(AudioNode destination, [int output = 0, int input = 0]) =>
+      $dom_connect(destination, output, input);
+
+  @DomName('AudioNode.connect')
+  void connectParam(AudioParam destination, [int output = 0]) =>
+      $dom_connect(destination, output);
 }
 // 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