Remove TabContents from TabStripModelObserver::TabReplacedAt.

chrome/browser/ui/views/tabs/browser_tab_strip_controller.h

 // Copyright (c) 2012 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_UI_VIEWS_TABS_BROWSER_TAB_STRIP_CONTROLLER_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_BROWSER_TAB_STRIP_CONTROLLER_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/public/pref_change_registrar.h"
@@ skipping 68 matching lines @@
   virtual void TabSelectionChanged(
       TabStripModel* tab_strip_model,
       const TabStripSelectionModel& old_model) OVERRIDE;
   virtual void TabMoved(content::WebContents* contents,
                         int from_model_index,
                         int to_model_index) OVERRIDE;
   virtual void TabChangedAt(content::WebContents* contents,
                             int model_index,
                             TabChangeType change_type) OVERRIDE;
   virtual void TabReplacedAt(TabStripModel* tab_strip_model,
-                             TabContents* old_contents,
-                             TabContents* new_contents,
+                             content::WebContents* old_contents,
+                             content::WebContents* new_contents,
                              int model_index) OVERRIDE;
   virtual void TabPinnedStateChanged(content::WebContents* contents,
                                      int model_index) OVERRIDE;
   virtual void TabMiniStateChanged(content::WebContents* contents,
                                    int model_index) OVERRIDE;
   virtual void TabBlockedStateChanged(content::WebContents* contents,
                                       int model_index) OVERRIDE;
 
   // PrefObserver implementation:
   virtual void OnPreferenceChanged(PrefServiceBase* service,
@@ skipping 49 matching lines @@
 
   // Helper for performing tab selection as a result of dragging over a tab.
   HoverTabSelector hover_tab_selector_;
 
   PrefChangeRegistrar local_pref_registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserTabStripController);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_BROWSER_TAB_STRIP_CONTROLLER_H_