Add AppDelegate::ResizeWebContents

chrome/browser/ui/web_contents_sizer.h

 // Copyright 2014 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 APPS_UI_WEB_CONTENTS_SIZER_H_
-#define APPS_UI_WEB_CONTENTS_SIZER_H_
+#ifndef CHROME_BROWSER_UI_WEB_CONTENTS_SIZER_H_
+#define CHROME_BROWSER_UI_WEB_CONTENTS_SIZER_H_
 
 namespace content {
 class WebContents;
 }
 
 namespace gfx {
 class Size;
 }
 
-namespace apps {
 // A platform-agnostic function to resize a WebContents. The top-left corner of
 // the WebContents does not move during the resizing.
 void ResizeWebContents(content::WebContents* web_contents,
                        const gfx::Size& size);
 
-}  // namespace apps
-
-#endif  // APPS_UI_WEB_CONTENTS_SIZER_H_
+#endif  // CHROME_BROWSER_UI_WEB_CONTENTS_SIZER_H_