Make CustomElementsRegistry lazily initialize script state.

third_party/WebKit/Source/core/frame/DOMWindow.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef DOMWindow_h
 #define DOMWindow_h
 
 #include "bindings/core/v8/Transferables.h"
 #include "core/CoreExport.h"
 #include "core/events/EventTarget.h"
@@ skipping 156 matching lines @@
     // WebKit animation extensions
     virtual int requestAnimationFrame(FrameRequestCallback*) = 0;
     virtual int webkitRequestAnimationFrame(FrameRequestCallback*) = 0;
     virtual void cancelAnimationFrame(int id) = 0;
 
     // Idle callback extensions
     virtual int requestIdleCallback(IdleRequestCallback*, const IdleRequestOptions&) = 0;
     virtual void cancelIdleCallback(int id) = 0;
 
     // Custom elements
-    virtual CustomElementsRegistry* customElements(ScriptState*) const = 0;
+    virtual CustomElementsRegistry* customElementsForBindings(ScriptState*) const = 0;
 
     void captureEvents() { }
     void releaseEvents() { }
 
     // FIXME: This handles both window[index] and window.frames[index]. However,
     // the spec exposes window.frames[index] across origins but not
     // window[index]...
     DOMWindow* anonymousIndexedGetter(uint32_t) const;
 
     void postMessage(PassRefPtr<SerializedScriptValue> message, const MessagePortArray&, const String& targetOrigin, LocalDOMWindow* source, ExceptionState&);
@@ skipping 39 matching lines @@
     // implementation details to scripts.
     bool m_windowIsClosing;
 
 private:
     mutable Member<Location> m_location;
 };
 
 } // namespace blink
 
 #endif // DOMWindow_h