Move GetDocument method from WebFrame to WebLocalFrame.

chrome/renderer/chrome_render_frame_observer.h

 // Copyright 2013 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_CHROME_RENDER_FRAME_OBSERVER_H_
 #define CHROME_RENDERER_CHROME_RENDER_FRAME_OBSERVER_H_
 
 #include "base/macros.h"
 #include "base/timer/timer.h"
 #include "chrome/common/image_context_menu_renderer.mojom.h"
@@ skipping 48 matching lines @@
 
   // Mojo handlers.
   void OnImageContextMenuRendererRequest(
       const service_manager::BindSourceInfo& source_info,
       chrome::mojom::ImageContextMenuRendererRequest request);
   void OnThumbnailCapturerRequest(
       const service_manager::BindSourceInfo& source_info,
       chrome::mojom::ThumbnailCapturerRequest request);
 
   // IPC handlers
+  void OnGetWebApplicationInfo();
   void OnSetIsPrerendering(prerender::PrerenderMode mode);
   void OnRequestThumbnailForContextNode(
       int thumbnail_min_area_pixels,
       const gfx::Size& thumbnail_max_size_pixels,
       int callback_id);
   void OnPrintNodeUnderContextMenu();
   void OnSetClientSidePhishingDetection(bool enable_phishing_detection);
 
   // Captures page information using the top (main) frame of a frame tree.
   // Currently, this page information is just the text content of the all
@@ skipping 12 matching lines @@
   mojo::BindingSet<chrome::mojom::ImageContextMenuRenderer>
       image_context_menu_renderer_bindings_;
 
   mojo::BindingSet<chrome::mojom::ThumbnailCapturer>
       thumbnail_capturer_bindings_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeRenderFrameObserver);
 };
 
 #endif  // CHROME_RENDERER_CHROME_RENDER_FRAME_OBSERVER_H_