Run Mutation Observer and Custom Element callbacks consistently at microtask checkpoint

Source/bindings/v8/CustomElementConstructorBuilder.cpp

 /*
  * Copyright (C) 2013 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
 #include "V8Document.h"
 #include "V8HTMLElementWrapperFactory.h"
 #include "V8SVGElementWrapperFactory.h"
 #include "bindings/v8/CustomElementHelpers.h"
 #include "bindings/v8/Dictionary.h"
 #include "bindings/v8/UnsafePersistent.h"
 #include "bindings/v8/V8Binding.h"
 #include "bindings/v8/V8CustomElementCallback.h"
 #include "bindings/v8/V8HiddenPropertyName.h"
 #include "bindings/v8/V8PerContextData.h"
+#include "core/dom/CustomElementCallbackDispatcher.h"
 #include "core/dom/CustomElementDefinition.h"
-#include "core/dom/CustomElementRegistry.h"
 #include "core/dom/Document.h"
 #include "wtf/Assertions.h"
 #include "wtf/RefPtr.h"
 
 namespace WebCore {
 
 static void constructCustomElement(const v8::FunctionCallbackInfo<v8::Value>&);
 
 CustomElementConstructorBuilder::CustomElementConstructorBuilder(ScriptState* state, const Dictionary* options)
     : m_context(state->context())
@@ skipping 212 matching lines @@
         return;
     }
 
     Document* document = V8Document::toNative(v8::Handle<v8::Object>::Cast(args.Callee()->GetHiddenValue(V8HiddenPropertyName::document())));
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, namespaceURI, args.Callee()->GetHiddenValue(V8HiddenPropertyName::namespaceURI()));
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, name, args.Callee()->GetHiddenValue(V8HiddenPropertyName::name()));
     v8::Handle<v8::Value> maybeType = args.Callee()->GetHiddenValue(V8HiddenPropertyName::type());
     V8TRYCATCH_FOR_V8STRINGRESOURCE_VOID(V8StringResource<>, type, maybeType);
 
     ExceptionCode ec = 0;
-    CustomElementRegistry::CallbackDeliveryScope deliveryScope;
+    CustomElementCallbackDispatcher::CallbackDeliveryScope deliveryScope;
     RefPtr<Element> element = document->createElementNS(namespaceURI, name, maybeType->IsNull() ? nullAtom : type, ec);
     if (ec) {
         setDOMException(ec, isolate);
         return;
     }
     v8SetReturnValue(args, toV8Fast(element.release(), args, document));
 }
 
 } // namespace WebCore