Revert 20127

tools/dom/templates/html/impl/impl_Notification.darttemplate

Index: tools/dom/templates/html/impl/impl_Notification.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_Notification.darttemplate b/tools/dom/templates/html/impl/impl_Notification.darttemplate
deleted file mode 100644
index dd64491e02470c23023cbb167d2e066562060fb8..0000000000000000000000000000000000000000
--- a/tools/dom/templates/html/impl/impl_Notification.darttemplate
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
-// 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.
-
-part of $LIBRARYNAME;
-
-$(ANNOTATIONS)class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
-
-  factory $CLASSNAME(String title, {String titleDir: null, String body: null, 
-      String bodyDir: null, String tag: null, String iconUrl: null}) {
-
-    var parsedOptions = {};
-    if (titleDir != null) parsedOptions['titleDir'] = titleDir;
-    if (body != null) parsedOptions['body'] = body;
-    if (bodyDir != null) parsedOptions['bodyDir'] = bodyDir;
-    if (tag != null) parsedOptions['tag'] = tag;
-    if (iconUrl != null) parsedOptions['iconUrl'] = iconUrl;
-
-    return $CLASSNAME._factory$CLASSNAME(title, parsedOptions);
-  }
-$!MEMBERS
-}