Merge 133429 - Shadow DOM should be able to be disabled per context.

Source/WebCore/dom/ContextFeatures.cpp

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 45 matching lines @@
 #if ENABLE(DIALOG_ELEMENT)
     if (!document)
         return RuntimeEnabledFeatures::dialogElementEnabled();
     return document->contextFeatures()->isEnabled(document, DialogElement, RuntimeEnabledFeatures::dialogElementEnabled());
 #else
     UNUSED_PARAM(document);
     return false;
 #endif
 }
 
+bool ContextFeatures::shadowDOMEnabled(Document* document)
+{
+#if ENABLE(SHADOW_DOM)
+    if (!document)
+        return RuntimeEnabledFeatures::shadowDOMEnabled();
+    return document->contextFeatures()->isEnabled(document, ShadowDOM, RuntimeEnabledFeatures::shadowDOMEnabled());
+#else
+    UNUSED_PARAM(document);
+    return false;
+#endif
+}
+
 bool ContextFeatures::styleScopedEnabled(Document* document)
 {
 #if ENABLE(STYLE_SCOPED)
     if (!document)
         return RuntimeEnabledFeatures::styleScopedEnabled();
     return document->contextFeatures()->isEnabled(document, StyleScoped, RuntimeEnabledFeatures::styleScopedEnabled());
 #else
     UNUSED_PARAM(document);
     return false;
 #endif
@@ skipping 43 matching lines @@
 
 void provideContextFeaturesToDocumentFrom(Document* document, Page* page)
 {
     ContextFeatures* provided = static_cast<ContextFeatures*>(RefCountedSupplement<Page, ContextFeatures>::from(page, ContextFeatures::supplementName()));
     if (!provided)
         return;
     document->setContextFeatures(provided);
 }
 
 }