Generate dart:html bindings for Dartium as well as Frog. All unittests now pass (or are disabled fo…

client/html/generated/html/frog/AudioBufferSourceNode.dart

+
+class _AudioBufferSourceNodeImpl extends _AudioSourceNodeImpl implements AudioBufferSourceNode native "*AudioBufferSourceNode" {
+
+  _AudioBufferImpl buffer;
+
+  final _AudioGainImpl gain;
+
+  bool loop;
+
+  bool looping;
+
+  final _AudioParamImpl playbackRate;
+
+  void noteGrainOn(num when, num grainOffset, num grainDuration) native;
+
+  void noteOff(num when) native;
+
+  void noteOn(num when) native;
+}