Move download messages from Renderer to Frame filter.

content/public/browser/render_frame_host.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
 #define CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_
 
 #include <string>
 
 #include "base/callback_forward.h"
@@ skipping 155 matching lines @@
 
   // Roundtrips through the renderer and compositor pipeline to ensure that any
   // changes to the contents resulting from operations executed prior to this
   // call are visible on screen. The call completes asynchronously by running
   // the supplied |callback| with a value of true upon successful completion and
   // false otherwise (when the frame is destroyed, detached, etc..).
   typedef base::Callback<void(bool)> VisualStateCallback;
   virtual void InsertVisualStateCallback(
       const VisualStateCallback& callback) = 0;
 
+  // Copies the image at the location in viewport coordinates (not frame
+  // coordinates) to the clipboard. If there is no image at that location, does
+  // nothing.
+  virtual void CopyImageAt(int x, int y) = 0;
+
+  // Requests to save the image at the location in viewport coordinates (not
+  // frame coordinates). If there is an image at the location, the renderer
+  // will post back the appropriate download message to trigger the save UI.
+  // If there is no image at that location, does nothing.
+  virtual void SaveImageAt(int x, int y) = 0;
+
   // RenderViewHost for this frame.
   virtual RenderViewHost* GetRenderViewHost() = 0;
 
   // Returns the ServiceRegistry for this frame.
   virtual ServiceRegistry* GetServiceRegistry() = 0;
 
   // Returns the visibility state of the frame. The different visibility states
   // of a frame are defined in Blink.
   virtual blink::WebPageVisibilityState GetVisibilityState() = 0;
 
   // Returns whether the RenderFrame in the renderer process has been created
   // and still has a connection.  This is valid for all frames.
   virtual bool IsRenderFrameLive() = 0;
 
   // Get the number of proxies to this frame, in all processes. Exposed for
   // use by resource metrics.
   virtual int GetProxyCount() = 0;
 
  private:
   // This interface should only be implemented inside content.
   friend class RenderFrameHostImpl;
   RenderFrameHost() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_RENDER_FRAME_HOST_H_