Move GetDocument method from WebFrame to WebLocalFrame.

chrome/renderer/web_apps.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_RENDERER_WEB_APPS_H_
 #define CHROME_RENDERER_WEB_APPS_H_
 
 #include <string>
 #include <vector>
 
 #include "base/strings/string16.h"
 #include "ui/gfx/geometry/size.h"
 
 namespace blink {
-class WebFrame;
+class WebLocalFrame;
 }
 
 struct WebApplicationInfo;
 
 namespace web_apps {
 
 // Parses the icon's size attribute as defined in the HTML 5 spec. Returns true
 // on success, false on errors. On success either all the sizes specified in
 // the attribute are added to sizes, or is_any is set to true.
 //
 // You shouldn't have a need to invoke this directly, it's public for testing.
 bool ParseIconSizes(const base::string16& text, std::vector<gfx::Size>* sizes,
                     bool* is_any);
 
 // Parses |app_info| information out of the document in WebFrame. Note that the
 // document may contain no web application information, in which case |app_info|
 // is unchanged.
-void ParseWebAppFromWebDocument(blink::WebFrame* frame,
+void ParseWebAppFromWebDocument(blink::WebLocalFrame* frame,
                                 WebApplicationInfo* app_info);
 
 }  // namespace web_apps
 
 #endif  // CHROME_RENDERER_WEB_APPS_H_