Move LoadProgressTracker to the browser process.

content/browser/frame_host/render_frame_host_delegate.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_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_DELEGATE_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_DELEGATE_H_
 
 #include "base/basictypes.h"
 #include "content/common/content_export.h"
 #include "content/public/common/javascript_message_type.h"
@@ skipping 26 matching lines @@
                                    const base::string16& message,
                                    int32 line_no,
                                    const base::string16& source_id);
 
   // Informs the delegate whenever a RenderFrameHost is created.
   virtual void RenderFrameCreated(RenderFrameHost* render_frame_host) {}
 
   // Informs the delegate whenever a RenderFrameHost is deleted.
   virtual void RenderFrameDeleted(RenderFrameHost* render_frame_host) {}
 
-  // The top-level RenderFrame began loading a new page. This corresponds to
-  // Blink's notion of the throbber starting.
-  // |to_different_document| will be true unless the load is a fragment
-  // navigation, or triggered by history.pushState/replaceState.
-  virtual void DidStartLoading(RenderFrameHost* render_frame_host,
-                               bool to_different_document) {}
-
-  // The top-level RenderFrame stopped loading a page. This corresponds to
-  // Blink's notion of the throbber stopping.
-  virtual void DidStopLoading(RenderFrameHost* render_frame_host) {}
-
   // The RenderFrameHost has been swapped out.
   virtual void SwappedOut(RenderFrameHost* render_frame_host) {}
 
   // Notification that a worker process has crashed.
   virtual void WorkerCrashed(RenderFrameHost* render_frame_host) {}
 
   // A context menu should be shown, to be built using the context information
   // provided in the supplied params.
   virtual void ShowContextMenu(RenderFrameHost* render_frame_host,
                                const ContextMenuParams& params) {}
@@ skipping 23 matching lines @@
   // not a WebContents, returns NULL.
   virtual WebContents* GetAsWebContents();
 
  protected:
   virtual ~RenderFrameHostDelegate() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_DELEGATE_H_