Add constructors to all the event classes.

client/html/src/KeyboardEvent.dart

Index: client/html/src/KeyboardEvent.dart
diff --git a/client/html/generated/src/interface/KeyboardEvent.dart b/client/html/src/KeyboardEvent.dart
similarity index 98%
rename from client/html/generated/src/interface/KeyboardEvent.dart
rename to client/html/src/KeyboardEvent.dart
index 843e74067efa2da7dcbca839490661a25db1177d..57389085eda29a5694671d38df73c4244b9fa6b5 100644
--- a/client/html/generated/src/interface/KeyboardEvent.dart
+++ b/client/html/src/KeyboardEvent.dart
@@ -2,9 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// WARNING: Do not edit - generated code.
-
-interface KeyboardEvent extends UIEvent {
+interface KeyboardEvent extends UIEvent factory KeyboardEventWrappingImplementation {
 
   static final int KEY_LOCATION_LEFT = 0x01;
 
@@ -14,6 +12,10 @@ interface KeyboardEvent extends UIEvent {
 
   static final int KEY_LOCATION_STANDARD = 0x00;
 
+  KeyboardEvent(String type, Window view, String keyIdentifier, int keyLocation,
+      [bool canBubble, bool cancelable, bool ctrlKey, bool altKey,
+      bool shiftKey, bool metaKey, bool altGraphKey]);
+
   bool get altGraphKey();
 
   bool get altKey();
@@ -29,8 +31,6 @@ interface KeyboardEvent extends UIEvent {
   bool get shiftKey();
 
   bool getModifierState(String keyIdentifierArg);
-
-  void initKeyboardEvent(String type, bool canBubble, bool cancelable, Window view, String keyIdentifier, int keyLocation, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, bool altGraphKey);
 }
 
 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file