fix NetInternalsTest.NetInternalsPrerenderViewSucceed for aura

chrome/browser/ui/views/aura/launcher_icon_updater.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_UI_VIEWS_AURA_LAUNCHER_ICON_UPDATER_H_
 #define CHROME_BROWSER_UI_VIEWS_AURA_LAUNCHER_ICON_UPDATER_H_
 #pragma once
 
 #include <deque>
 
@@ skipping 22 matching lines @@
                              int index,
                              bool foreground) OVERRIDE;
   virtual void TabDetachedAt(TabContentsWrapper* contents, int index) OVERRIDE;
   virtual void TabSelectionChanged(
       TabStripModel* tab_strip_model,
       const TabStripSelectionModel& old_model) OVERRIDE;
   virtual void TabChangedAt(
       TabContentsWrapper* tab,
       int index,
       TabStripModelObserver::TabChangeType change_type) OVERRIDE;
+  virtual void TabReplacedAt(TabStripModel* tab_strip_model,
+                             TabContentsWrapper* old_contents,
+                             TabContentsWrapper* new_contents,
+                             int index) OVERRIDE;
 
  private:
   typedef std::deque<TabContentsWrapper*> Tabs;
 
   // Updates the launcher from the current set of tabs.
   void UpdateLauncher();
 
   TabStripModel* tab_model_;
 
   aura_shell::LauncherModel* launcher_model_;
 
   aura::Window* window_;
 
   // The tabs. This is an MRU cache of the tabs in the tabstrip model.
   Tabs tabs_;
 
   DISALLOW_COPY_AND_ASSIGN(LauncherIconUpdater);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_AURA_LAUNCHER_ICON_UPDATER_H_