Implemented upload progress indicator in status bar....

chrome/browser/tab_contents/tab_contents.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_TAB_CONTENTS_TAB_CONTENTS_H_
 #define CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 
 #include "build/build_config.h"
 
 #include <map>
@@ skipping 876 matching lines @@
   virtual RendererPreferences GetRendererPrefs() const;
   virtual WebPreferences GetWebkitPrefs();
   virtual void OnJSOutOfMemory();
   virtual void OnCrossSiteResponse(int new_render_process_host_id,
                                    int new_request_id);
   virtual bool CanBlur() const;
   virtual gfx::Rect GetRootWindowResizerRect() const;
   virtual void RendererUnresponsive(RenderViewHost* render_view_host,
                                     bool is_during_unload);
   virtual void RendererResponsive(RenderViewHost* render_view_host);
-  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);
   virtual bool IsExternalTabContainer() const;
   virtual void DidInsertCSS();
   virtual void FocusedNodeChanged();
 
   // SelectFileDialog::Listener ------------------------------------------------
 
   virtual void FileSelected(const FilePath& path, int index, void* params);
   virtual void MultiFilesSelected(const std::vector<FilePath>& files,
                                   void* params);
   virtual void FileSelectionCanceled(void* params);
@@ skipping 105 matching lines @@
   // each SiteInstance.
   // TODO(brettw) this seems like it can be removed according to the comment.
   int32 max_page_id_;
 
   // System time at which the current load was started.
   base::TimeTicks current_load_start_;
 
   // The current load state and the URL associated with it.
   net::LoadState load_state_;
   std::wstring load_state_host_;
+  // Upload progress, for displaying in the status bar.
+  // Set to zero when there is no significant upload happening.
+  uint64 upload_size_;
+  uint64 upload_position_;
 
   // Data for current page -----------------------------------------------------
 
   // Whether we have a (non-empty) title for the current page.
   // Used to prevent subsequent title updates from affecting history. This
   // prevents some weirdness because some AJAXy apps use titles for status
   // messages.
   bool received_page_title_;
 
   // Whether the current URL is starred
@@ skipping 104 matching lines @@
   // If this tab was created from a renderer using window.open, this will be
   // non-NULL and represent the DOMUI of the opening renderer.
   DOMUITypeID opener_dom_ui_type_;
 
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CHROME_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_