TabContentsWrapper -> TabContents, part 56.

chrome/browser/ui/zoom/zoom_observer.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_ZOOM_ZOOM_OBSERVER_H_
 #define CHROME_BROWSER_UI_ZOOM_ZOOM_OBSERVER_H_
 #pragma once
 
 #include "chrome/browser/ui/zoom/zoom_controller.h"
 
 class TabContents;
-typedef TabContents TabContentsWrapper;
 
 // Interface for objects that wish to be notified of changes in ZoomController.
 class ZoomObserver {
  public:
   // Notification that the Omnibox zoom icon should change.
-  virtual void OnZoomIconChanged(TabContentsWrapper* source,
+  virtual void OnZoomIconChanged(TabContents* source,
                                  ZoomController::ZoomIconState state) = 0;
 
   // Notification that the zoom percentage has changed.
-  virtual void OnZoomChanged(TabContentsWrapper* source,
+  virtual void OnZoomChanged(TabContents* source,
                              int zoom_percent,
                              bool can_show_bubble) = 0;
 
  protected:
   virtual ~ZoomObserver() {}
 };
 
 #endif  // CHROME_BROWSER_UI_ZOOM_ZOOM_OBSERVER_H_