Fix compile error.

chrome/browser/prerender/prerender_contents.h

 // Copyright (c) 2011 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_PRERENDER_PRERENDER_CONTENTS_H_
 #define CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 234 matching lines @@
   // Indicates whether to use the legacy code doing prerendering via
   // a RenderViewHost (false), or whether the new TabContents based prerendering
   // is to be used (true).
   // TODO(cbentzel): Remove once new approach looks stable.
   static bool UseTabContents() {
     return true;
   }
 
   // Applies all the URL history encountered during prerendering to the
   // new tab.
-  void CommitHistory(TabContents* tc);
+  void CommitHistory(TabContentsWrapper* tab);
 
   int32 starting_page_id() { return starting_page_id_; }
 
  protected:
   PrerenderContents(PrerenderManager* prerender_manager,
                     Profile* profile,
                     const GURL& url,
                     const GURL& referrer);
 
   const GURL& prerender_url() const { return prerender_url_; }
@@ skipping 102 matching lines @@
 
   // Offset by which to offset prerendered pages
   static const int32 kPrerenderPageIdOffset = 10;
 
   DISALLOW_COPY_AND_ASSIGN(PrerenderContents);
 };
 
 }  // namespace prerender
 
 #endif  // CHROME_BROWSER_PRERENDER_PRERENDER_CONTENTS_H_