DevTools: do not abuse inspector controller for the front-end side plumbing.

Source/core/inspector/DevToolsHost.h

 /*
  * Copyright (C) 2007 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 22 matching lines @@
 #include "wtf/RefCounted.h"
 #include "wtf/Vector.h"
 #include "wtf/text/WTFString.h"
 
 namespace blink {
 
 class ContextMenuItem;
 class Event;
 class FrontendMenuProvider;
 class InspectorFrontendClient;
-class Page;
+class LocalFrame;
 
 class DevToolsHost : public RefCountedWillBeGarbageCollectedFinalized<DevToolsHost>, public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static PassRefPtrWillBeRawPtr<DevToolsHost> create(InspectorFrontendClient* client, Page* frontendPage)
+    static PassRefPtrWillBeRawPtr<DevToolsHost> create(InspectorFrontendClient* client, LocalFrame* frontendFrame)
     {
-        return adoptRefWillBeNoop(new DevToolsHost(client, frontendPage));
+        return adoptRefWillBeNoop(new DevToolsHost(client, frontendFrame));
     }
 
     ~DevToolsHost();
     void trace(Visitor*);
     void disconnectClient();
 
     float zoomFactor();
 
     void setInjectedScriptForOrigin(const String& origin, const String& script);
 
     void copyText(const String& text);
 
     // Called from [Custom] implementations.
     void showContextMenu(Event*, const Vector<ContextMenuItem>& items);
-    void showContextMenu(Page*, float x, float y, const Vector<ContextMenuItem>& items);
+    void showContextMenu(float x, float y, const Vector<ContextMenuItem>& items);
     void sendMessageToBackend(const String& message);
     void sendMessageToEmbedder(const String& message);
 
     String getSelectionBackgroundColor();
     String getSelectionForegroundColor();
 
     bool isUnderTest();
     bool isHostedMode();
 
-    Page* frontendPage() { return m_frontendPage; }
+    LocalFrame* frontendFrame() { return m_frontendFrame; }
 
     void clearMenuProvider() { m_menuProvider = nullptr; }
 
 private:
-    DevToolsHost(InspectorFrontendClient*, Page* frontendPage);
+    DevToolsHost(InspectorFrontendClient*, LocalFrame* frontendFrame);
 
     InspectorFrontendClient* m_client;
-    RawPtrWillBeMember<Page> m_frontendPage;
+    RawPtrWillBeMember<LocalFrame> m_frontendFrame;
     RawPtrWillBeMember<FrontendMenuProvider> m_menuProvider;
 };
 
 } // namespace blink
 
 #endif // DevToolsHost_h