Fix Notification

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
index 03efd634752563c97561a878057575398a24afa0..134f1806cf405d2d592f4fb629c3701f1a4cf106 100644
--- a/tools/dom/templates/html/impl/impl_Notification.darttemplate
+++ b/tools/dom/templates/html/impl/impl_Notification.darttemplate
@@ -6,17 +6,22 @@ part of $LIBRARYNAME;
 
 $(ANNOTATIONS)$(NATIVESPEC)$(CLASS_MODIFIERS)class $CLASSNAME$EXTENDS$IMPLEMENTS {
 
-  factory $CLASSNAME(String title, {String titleDir: null, String body: null,
-      String bodyDir: null, String tag: null, String iconUrl: null}) {
+  factory $CLASSNAME(String title, {String dir: null, String body: null,
+      String lang: null, String tag: null, String icon: null}) {
 
     var parsedOptions = {};
-    if (titleDir != null) parsedOptions['titleDir'] = titleDir;
+    if (dir != null) parsedOptions['dir'] = dir;
     if (body != null) parsedOptions['body'] = body;
-    if (bodyDir != null) parsedOptions['bodyDir'] = bodyDir;
+    if (lang != null) parsedOptions['lang'] = lang;
     if (tag != null) parsedOptions['tag'] = tag;
-    if (iconUrl != null) parsedOptions['iconUrl'] = iconUrl;
-
-    return $CLASSNAME._factory$CLASSNAME(title, parsedOptions);
+    if (icon != null) parsedOptions['icon'] = icon;
+    var nativeOptions;
+$if DART2JS
+    nativeOptions = convertDartToNative_Dictionary(parsedOptions);
+$else
+    nativeOptions = parsedOptions;
+$endif
+    return $CLASSNAME._factory$CLASSNAME(title, nativeOptions);
   }
 $!MEMBERS
 }