Back-patch r40729 to dartium 37 / trunk

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 6373ad033b4569925b9b459322fdfa5c317a28e0..be410b0f27dd660f770f8146bc511c920b984473 100644
--- a/sdk/lib/html/dart2js/html_dart2js.dart
+++ b/sdk/lib/html/dart2js/html_dart2js.dart
@@ -2511,6 +2511,11 @@ class CompositionEvent extends UIEvent {
   @DocsEditable()
   final String data;
 
+  @DomName('CompositionEvent.getSegments')
+  @DocsEditable()
+  @Experimental() // untriaged
+  List<int> getSegments() native;
+
   @JSName('initCompositionEvent')
   @DomName('CompositionEvent.initCompositionEvent')
   @DocsEditable()
@@ -19860,7 +19865,7 @@ class MidiOutput extends MidiPort {
 
   @DomName('MIDIOutput.send')
   @DocsEditable()
-  void send(Uint8List data, [num timestamp]) native;
+  void send(data, [num timestamp]) 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