Move ClosePage() from RenderViewHost to WebContents.

content/browser/renderer_host/render_view_host_impl.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 CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_
 
 #include <map>
 #include <string>
 #include <vector>
@@ skipping 105 matching lines @@
                      bool swapped_out,
                      bool hidden,
                      bool has_initialized_audio_host);
   ~RenderViewHostImpl() override;
 
   // RenderViewHost implementation.
   RenderFrameHost* GetMainFrame() override;
   void AllowBindings(int binding_flags) override;
   void ClearFocusedElement() override;
   bool IsFocusedElementEditable() override;
-  void ClosePage() override;
   void CopyImageAt(int x, int y) override;
   void SaveImageAt(int x, int y) override;
   void DirectoryEnumerationFinished(
       int request_id,
       const std::vector<base::FilePath>& files) override;
   void DisableScrollbarsForThreshold(const gfx::Size& size) override;
   void DragSourceEndedAt(int client_x,
                          int client_y,
                          int screen_x,
                          int screen_y,
@@ skipping 83 matching lines @@
 
   // TODO(creis): Remove as part of http://crbug.com/418265.
   bool is_waiting_for_close_ack() const { return is_waiting_for_close_ack_; }
 
   // Tells the renderer that this RenderView will soon be swapped out, and thus
   // not to create any new modal dialogs until it happens.  This must be done
   // separately so that the PageGroupLoadDeferrers of any current dialogs are no
   // longer on the stack when we attempt to swap it out.
   void SuppressDialogsUntilSwapOut();
 
+  // Tells the renderer process to run the page's unload handler. An ack is sent

[Charlie Reis, 2015/04/29 17:31:18]

An ack -> A ClosePage_ACK

[nasko, 2015/04/29 21:15:33]

Done.

+  // back when the handler execution completes.
+  void ClosePage();
+
   // Close the page ignoring whether it has unload events registers.
   // This is called after the beforeunload and unload events have fired
   // and the user has agreed to continue with closing the page.
   void ClosePageIgnoringUnloadEvents();
 
   // Tells the renderer view to focus the first (last if reverse is true) node.
   void SetInitialFocus(bool reverse);
 
   // Get html data by serializing all frames of current page with lists
   // which contain all resource links that have local copy.
@@ skipping 215 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(RenderViewHostImpl);
 };
 
 #if defined(COMPILER_MSVC)
 #pragma warning(pop)
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_VIEW_HOST_IMPL_H_