Revert "Chrome 38 script changes from integration branch"

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 40c3706bfe904f5ac90f494049082b435a1b0ef6..60478e7812a8483e8cd4e81f13f4c1957b7f25d8 100644
--- a/sdk/lib/web_audio/dart2js/web_audio_dart2js.dart
+++ b/sdk/lib/web_audio/dart2js/web_audio_dart2js.dart
@@ -487,6 +487,22 @@ class AudioParam extends Interceptor {
   @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;