TabContentsWrapper -> TabContents, part 1.

chrome/browser/plugin_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_PLUGIN_OBSERVER_H_
 #define CHROME_BROWSER_PLUGIN_OBSERVER_H_
 #pragma once
 
 #include "base/memory/weak_ptr.h"
 #include "content/public/browser/web_contents_observer.h"
 
 #if defined(ENABLE_PLUGIN_INSTALLATION)
 #include <map>
 #endif
 
 class GURL;
 class InfoBarDelegate;
 class PluginFinder;
-class TabContentsWrapper;
+class TabContents;
+typedef TabContents TabContentsWrapper;
 
 #if defined(ENABLE_PLUGIN_INSTALLATION)
 class PluginInstaller;
 class PluginPlaceholderHost;
 #endif
 
 class PluginObserver : public content::WebContentsObserver {
  public:
   explicit PluginObserver(TabContentsWrapper* tab_contents);
   virtual ~PluginObserver();
@@ skipping 35 matching lines @@
 
 #if defined(ENABLE_PLUGIN_INSTALLATION)
   // Stores all PluginPlaceholderHosts, keyed by their routing ID.
   std::map<int, PluginPlaceholderHost*> plugin_placeholders_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(PluginObserver);
 };
 
 #endif  // CHROME_BROWSER_PLUGIN_OBSERVER_H_