Implemented upload progress indicator in status bar....

chrome/browser/renderer_host/render_view_host_delegate.h

 // Copyright (c) 2009 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 CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_
 #define CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 519 matching lines @@
   // delegate can use this notification to show a warning to the user.
   virtual void RendererUnresponsive(RenderViewHost* render_view_host,
                                     bool is_during_unload) {}
 
   // Notification that a previously unresponsive renderer has become
   // responsive again. The delegate can use this notification to end the
   // warning shown to the user.
   virtual void RendererResponsive(RenderViewHost* render_view_host) {}
 
   // Notification that the RenderViewHost's load state changed.
-  virtual void LoadStateChanged(const GURL& url, net::LoadState load_state) {}
+  virtual void LoadStateChanged(const GURL& url, net::LoadState load_state,
+                                uint64 upload_position, uint64 upload_size) {}
 
   // Returns true if this view is used to host an external tab container.
   virtual bool IsExternalTabContainer() const;
 
   // The RenderView has inserted one css file into page.
   virtual void DidInsertCSS() {}
 
   // A different node in the page got focused.
   virtual void FocusedNodeChanged() {}
 };
 
 #endif  // CHROME_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_DELEGATE_H_