Revert of Move compositor InputHandler from RenderViewImpl to RenderWidget.

third_party/WebKit/Source/web/ChromeClientImpl.h

Index: third_party/WebKit/Source/web/ChromeClientImpl.h
diff --git a/third_party/WebKit/Source/web/ChromeClientImpl.h b/third_party/WebKit/Source/web/ChromeClientImpl.h
index 227a1057c107a520452d73b2a0858394b008cde1..4cf59e71fe716ea554225b5339a4e33be0166565 100644
--- a/third_party/WebKit/Source/web/ChromeClientImpl.h
+++ b/third_party/WebKit/Source/web/ChromeClientImpl.h
@@ -136,20 +136,12 @@
   void enumerateChosenDirectory(FileChooser*) override;
   void setCursor(const Cursor&, LocalFrame*) override;
   Cursor lastSetCursorForTesting() const override;
-  // The client keeps track of which touch/mousewheel event types have handlers,
-  // and if they do, whether the handlers are passive and/or blocking. This
-  // allows the client to know which optimizations can be used for the
-  // associated event classes.
-  void setEventListenerProperties(LocalFrame*,
-                                  WebEventListenerClass,
+  void setEventListenerProperties(WebEventListenerClass,
                                   WebEventListenerProperties) override;
   WebEventListenerProperties eventListenerProperties(
-      LocalFrame*,
       WebEventListenerClass) const override;
-  void updateTouchRectsForSubframeIfNecessary(LocalFrame*);
-  // Informs client about the existence of handlers for scroll events so
-  // appropriate scroll optimizations can be chosen.
-  void setHasScrollEventHandlers(LocalFrame*, bool hasEventHandlers) override;
+  void setHasScrollEventHandlers(bool hasEventHandlers) override;
+  bool hasScrollEventHandlers() const override;
   void setTouchAction(LocalFrame*, TouchAction) override;
 
   void attachRootGraphicsLayer(GraphicsLayer*, LocalFrame* localRoot) override;