[DevTools] Move Page and Emulation handlers to RenderFrameHostImpl.

content/browser/devtools/protocol/page_handler.h

Index: content/browser/devtools/protocol/page_handler.h
diff --git a/content/browser/devtools/protocol/page_handler.h b/content/browser/devtools/protocol/page_handler.h
index 57494396d2368117cbbd07b3fe5cd76d7492cc8b..06f79bdf29f018b5833fbd335fab6425656b8aa1 100644
--- a/content/browser/devtools/protocol/page_handler.h
+++ b/content/browser/devtools/protocol/page_handler.h
@@ -17,7 +17,8 @@ class SkBitmap;
 
 namespace content {
 
-class RenderViewHostImpl;
+class RenderWidgetHostImpl;
+class WebContentsImpl;
 
 namespace devtools {
 namespace page {
@@ -37,7 +38,7 @@ class PageHandler {
   PageHandler();
   virtual ~PageHandler();
 
-  void SetRenderViewHost(RenderViewHostImpl* host);
+  void SetWebContents(WebContentsImpl* web_contents);
   void SetClient(scoped_ptr<Client> client);
   void Detached();
   void OnSwapCompositorFrame(const cc::CompositorFrameMetadata& frame_metadata);
@@ -80,6 +81,7 @@ class PageHandler {
   Response SetColorPickerEnabled(bool enabled);
 
  private:
+  RenderWidgetHostImpl* GetRenderWidgetHost();
   void NotifyScreencastVisibility(bool visible);
   void InnerSwapCompositorFrame();
   void ScreencastFrameCaptured(const cc::CompositorFrameMetadata& metadata,
@@ -113,7 +115,7 @@ class PageHandler {
 
   scoped_ptr<ColorPicker> color_picker_;
 
-  RenderViewHostImpl* host_;
+  WebContentsImpl* web_contents_;
   scoped_ptr<Client> client_;
   ScreencastListener* screencast_listener_;
   base::WeakPtrFactory<PageHandler> weak_factory_;