Make error messages for cross-domain access OOPIF-friendly.

Source/core/frame/LocalDOMWindow.h

Index: Source/core/frame/LocalDOMWindow.h
diff --git a/Source/core/frame/LocalDOMWindow.h b/Source/core/frame/LocalDOMWindow.h
index 22d235d211e8dee6ff0aefde0a1eba20fc1ab01d..882acac6de428500a347714d7d988ac24e0a5d35 100644
--- a/Source/core/frame/LocalDOMWindow.h
+++ b/Source/core/frame/LocalDOMWindow.h
@@ -147,8 +147,6 @@ public:
     int webkitRequestAnimationFrame(FrameRequestCallback*) override;
     void cancelAnimationFrame(int id) override;
     void schedulePostMessage(PassRefPtrWillBeRawPtr<MessageEvent>, LocalDOMWindow* source, SecurityOrigin* target, PassRefPtrWillBeRawPtr<ScriptCallStack> stackTrace);
-    String crossDomainAccessErrorMessage(LocalDOMWindow* callingWindow) override;
-    String sanitizedCrossDomainAccessErrorMessage(LocalDOMWindow* callingWindow) override;
 
     void registerProperty(DOMWindowProperty*);
     void unregisterProperty(DOMWindowProperty*);
@@ -195,8 +193,6 @@ public:
 
     void willDetachDocumentFromFrame();
 
-    bool isInsecureScriptAccess(DOMWindow& callingWindow, const String& urlString) override;
-
     EventQueue* eventQueue() const;
     void enqueueWindowEvent(PassRefPtrWillBeRawPtr<Event>);
     void enqueueDocumentEvent(PassRefPtrWillBeRawPtr<Event>);