Fixing up WebComponents types & tests

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

Index: tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate b/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
index f6283de1c63b605dee3ae9d05c3786f5fac63784..2f87efeeb163a637fb1aebd51ecc7a6968e03ae3 100644
--- a/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
+++ b/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
@@ -6,12 +6,12 @@
 
 part of html;
 
-/// @domName $DOMNAME
+/// @domName $DOMNAME$ANNOTATIONS
 class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
 $!MEMBERS
 $if DART2JS
   static bool get supported =>
-      JS('bool', '!!(window.ShadowRoot || window.WebKitShadowRoot || Element.prototype.webkitCreateShadowRoot)');

[Emily Fortuna, 2013/01/02 18:54:04]

why change this line?

[blois, 2013/01/02 21:28:41]

This check was just expanded when the constructor changed to be the
createShadowRoot method. Since the method is needed to create the object, it's
the critical item.

The other entries were just stale checks.

+      JS('bool', '!!(Element.prototype.webkitCreateShadowRoot)');
 $else
   static bool get supported => _Utils.shadowRootSupported(window.document);
 $endif