Revert of Move compositor InputHandler from RenderViewImpl to RenderWidget.

third_party/WebKit/Source/core/loader/EmptyClients.h

 /*
  * Copyright (C) 2006 Eric Seidel (eric@webkit.org)
  * Copyright (C) 2008, 2009, 2010, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * Copyright (C) 2012 Samsung Electronics. 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
@@ skipping 182 matching lines @@
   void openTextDataListChooser(HTMLInputElement&) override;
 
   void openFileChooser(LocalFrame*, PassRefPtr<FileChooser>) override;
 
   void setCursor(const Cursor&, LocalFrame* localRoot) override {}
   Cursor lastSetCursorForTesting() const override { return pointerCursor(); }
 
   void attachRootGraphicsLayer(GraphicsLayer*, LocalFrame* localRoot) override;
   void attachRootLayer(WebLayer*, LocalFrame* localRoot) override {}
 
-  void setEventListenerProperties(LocalFrame*,
-                                  WebEventListenerClass,
+  void setEventListenerProperties(WebEventListenerClass,
                                   WebEventListenerProperties) override {}
   WebEventListenerProperties eventListenerProperties(
-      LocalFrame*,
-      WebEventListenerClass eventClass) const override {
+      WebEventListenerClass) const override {
     return WebEventListenerProperties::Nothing;
   }
-  void updateTouchRectsForSubframeIfNecessary(LocalFrame* frame) override {}
-  void setHasScrollEventHandlers(LocalFrame*, bool) override {}
+  void setHasScrollEventHandlers(bool) override {}
+  bool hasScrollEventHandlers() const override { return false; }
 
   void setTouchAction(LocalFrame*, TouchAction) override {}
 
   void didAssociateFormControlsAfterLoad(LocalFrame*) override {}
 
   void annotatedRegionsChanged() override {}
   String acceptLanguages() override;
 
   CompositorProxyClient* createCompositorProxyClient(LocalFrame*) override {
     return nullptr;
@@ skipping 236 matching lines @@
   Frame* nextSibling() const override { return nullptr; }
   Frame* firstChild() const override { return nullptr; }
   void frameFocused() const override {}
 };
 
 CORE_EXPORT void fillWithEmptyClients(Page::PageClients&);
 
 }  // namespace blink
 
 #endif  // EmptyClients_h