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

client/html/generated/html/dartium/MutationEvent.dart

+
+class _MutationEventImpl extends _EventImpl implements MutationEvent {
+  _MutationEventImpl._wrap(ptr) : super._wrap(ptr);
+
+  int get attrChange() => _wrap(_ptr.attrChange);
+
+  String get attrName() => _wrap(_ptr.attrName);
+
+  String get newValue() => _wrap(_ptr.newValue);
+
+  String get prevValue() => _wrap(_ptr.prevValue);
+
+  Node get relatedNode() => _wrap(_ptr.relatedNode);
+
+  void initMutationEvent(String type, bool canBubble, bool cancelable, Node relatedNode, String prevValue, String newValue, String attrName, int attrChange) {
+    _ptr.initMutationEvent(_unwrap(type), _unwrap(canBubble), _unwrap(cancelable), _unwrap(relatedNode), _unwrap(prevValue), _unwrap(newValue), _unwrap(attrName), _unwrap(attrChange));
+    return;
+  }
+}