Revert "Chrome 38 script changes from integration branch"

sdk/lib/web_audio/dart2js/web_audio_dart2js.dart

 /**
  * High-fidelity audio programming in the browser.
  */
 library dart.dom.web_audio;
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:_internal' hide deprecated;
 import 'dart:html';
 import 'dart:html_common';
@@ skipping 469 matching lines @@
 @Experimental()
 @Native("AudioParam")
 class AudioParam extends Interceptor {
   // To suppress missing implicit constructor warnings.
   factory AudioParam._() { throw new UnsupportedError("Not supported"); }
 
   @DomName('AudioParam.defaultValue')
   @DocsEditable()
   final double defaultValue;
 
+  @DomName('AudioParam.maxValue')
+  @DocsEditable()
+  final double maxValue;
+
+  @DomName('AudioParam.minValue')
+  @DocsEditable()
+  final double minValue;
+
+  @DomName('AudioParam.name')
+  @DocsEditable()
+  final String name;
+
+  @DomName('AudioParam.units')
+  @DocsEditable()
+  final int units;
+
   @DomName('AudioParam.value')
   @DocsEditable()
   num value;
 
   @DomName('AudioParam.cancelScheduledValues')
   @DocsEditable()
   void cancelScheduledValues(num startTime) native;
 
   @DomName('AudioParam.exponentialRampToValueAtTime')
   @DocsEditable()
@@ skipping 485 matching lines @@
   factory WaveShaperNode._() { throw new UnsupportedError("Not supported"); }
 
   @DomName('WaveShaperNode.curve')
   @DocsEditable()
   Float32List curve;
 
   @DomName('WaveShaperNode.oversample')
   @DocsEditable()
   String oversample;
 }