[DevTools] Consolidate overlay-related functionality in Overlay domain

third_party/WebKit/Source/web/WebFrameWidgetImpl.h

 /*
  * Copyright (C) 2014 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 33 matching lines @@
 #include "web/WebFrameWidgetBase.h"
 #include "web/WebInputMethodControllerImpl.h"
 #include "web/WebLocalFrameImpl.h"
 #include "web/WebViewImpl.h"
 
 namespace blink {
 
 class CompositorAnimationHost;
 class Frame;
 class Element;
-class InspectorOverlay;
+class InspectorOverlayAgent;
 class LocalFrame;
 class PaintLayerCompositor;
 class UserGestureToken;
 class WebLayer;
 class WebLayerTreeView;
 class WebMouseEvent;
 class WebMouseWheelEvent;
 class WebFrameWidgetImpl;
 
 using WebFrameWidgetsSet =
@@ skipping 112 matching lines @@
   // PageWidgetEventHandler functions
   void HandleMouseLeave(LocalFrame&, const WebMouseEvent&) override;
   void HandleMouseDown(LocalFrame&, const WebMouseEvent&) override;
   void HandleMouseUp(LocalFrame&, const WebMouseEvent&) override;
   WebInputEventResult HandleMouseWheel(LocalFrame&,
                                        const WebMouseWheelEvent&) override;
   WebInputEventResult HandleGestureEvent(const WebGestureEvent&) override;
   WebInputEventResult HandleKeyEvent(const WebKeyboardEvent&) override;
   WebInputEventResult HandleCharEvent(const WebKeyboardEvent&) override;
 
-  InspectorOverlay* GetInspectorOverlay();
+  InspectorOverlayAgent* GetInspectorOverlay();
 
   // This method returns the focused frame belonging to this WebWidget, that
   // is, a focused frame with the same local root as the one corresponding
   // to this widget. It will return nullptr if no frame is focused or, the
   // focused frame has a different local root.
   LocalFrame* FocusedLocalFrameInWidget() const;
 
   WebPlugin* FocusedPluginIfInputMethodSupported(LocalFrame*) const;
 
   LocalFrame* FocusedLocalFrameAvailableForIme() const;
@@ skipping 46 matching lines @@
 
 DEFINE_TYPE_CASTS(WebFrameWidgetImpl,
                   WebFrameWidgetBase,
                   widget,
                   widget->ForSubframe(),
                   widget.ForSubframe());
 
 }  // namespace blink
 
 #endif