Move DidStartLoading, DidStopLoading, DidChangeLoadProgress to RFHI.

content/browser/frame_host/frame_tree.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_FRAME_TREE_H_
 #define CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_
 
 #include <string>
 
 #include "base/callback.h"
@@ skipping 112 matching lines @@
 
   // Keeps track of which RenderFrameHosts are using each RenderViewHost.  When
   // the number drops to zero, we call Shutdown on the RenderViewHost.
   void RegisterRenderFrameHost(RenderFrameHostImpl* render_frame_host);
   void UnregisterRenderFrameHost(RenderFrameHostImpl* render_frame_host);
 
   // This is only meant to be called by FrameTreeNode. Triggers calling
   // the listener installed by SetFrameRemoveListener.
   void FrameRemoved(FrameTreeNode* frame);
 
+  // Updates the overall load progress and notifies the WebContents.
+  void UpdateLoadProgress();
+
   // Returns this FrameTree's total load progress.
-  double GetLoadProgress();
+  double load_progress() { return load_progress_; }
 
   // Resets the load progress on all nodes in this FrameTree.
   void ResetLoadProgress();
 
   // Returns true if at least one of the nodes in this FrameTree is loading.
   bool IsLoading();
 
  private:
   typedef base::hash_map<int, RenderViewHostImpl*> RenderViewHostMap;
   typedef std::multimap<int, RenderViewHostImpl*> RenderViewHostMultiMap;
@@ skipping 26 matching lines @@
   // meantime, they are kept in this map, as they should not be reused (part of
   // their state is already gone away).
   RenderViewHostMultiMap render_view_host_pending_shutdown_map_;
 
   scoped_ptr<FrameTreeNode> root_;
 
   int64 focused_frame_tree_node_id_;
 
   base::Callback<void(RenderFrameHost*)> on_frame_removed_;
 
+  // Overall load progress.
+  double load_progress_;
+
   DISALLOW_COPY_AND_ASSIGN(FrameTree);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_FRAME_TREE_H_