Fixing Dartium build issue with speechrecognition API.

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 e8ac977c07e70e71c69fc15c7a3a4d30091e0d0e..156573f76ef50732d662d7b6437c54503657b90b 100644
--- a/sdk/lib/html/dart2js/html_dart2js.dart
+++ b/sdk/lib/html/dart2js/html_dart2js.dart
@@ -10097,12 +10097,12 @@ class Event native "*Event" {
    * This is analogous to document.createEvent.
    * Normally events should be created via their constructors, if available.
    *
-   *     var e = Event.type('MouseEvent', 'mousedown', true, true);
+   *     var e = new Event.type('MouseEvent', 'mousedown', true, true);
    */
-  factory Event.type(String eventType, String type, [bool canBubble = true,
+  factory Event.type(String eventType, String name, [bool canBubble = true,
       bool cancelable = true]) {
     final Event e = document.$dom_createEvent(eventType);
-    e.$dom_initEvent(type, canBubble, cancelable);
+    e.$dom_initEvent(name, canBubble, cancelable);
     return e;
   }