Use a direct include of strings headers in chrome/browser/ui/a*/.

chrome/browser/ui/ash/launcher/browser_launcher_item_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_ASH_LAUNCHER_BROWSER_LAUNCHER_ITEM_CONTROLLER_H_
 #define CHROME_BROWSER_UI_ASH_LAUNCHER_BROWSER_LAUNCHER_ITEM_CONTROLLER_H_
 
 #include <string>
 
 #include "ash/launcher/launcher_types.h"
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/string16.h"
+#include "base/strings/string16.h"
 #include "chrome/browser/ui/ash/launcher/launcher_favicon_loader.h"
 #include "chrome/browser/ui/ash/launcher/launcher_item_controller.h"
 #include "chrome/browser/ui/tabs/tab_strip_model_observer.h"
 #include "ui/aura/window_observer.h"
 
 class Browser;
 
 namespace ash {
 class LauncherModel;
 }
@@ skipping 109 matching lines @@
 
   TabStripModel* tab_model_;
 
   // Whether this is associated with an incognito profile.
   const bool is_incognito_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserLauncherItemController);
 };
 
 #endif  // CHROME_BROWSER_UI_ASH_LAUNCHER_BROWSER_LAUNCHER_ITEM_CONTROLLER_H_