GuestView: Move lifetime management out of content

content/browser/web_contents/web_contents_view_guest.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_WEB_CONTENTS_WEB_CONTENTS_VIEW_GUEST_H_
 #define CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_GUEST_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 17 matching lines @@
   // WebContentsViewGuest always has a backing platform dependent view,
   // |platform_view|.
   WebContentsViewGuest(WebContentsImpl* web_contents,
                        BrowserPluginGuest* guest,
                        scoped_ptr<WebContentsView> platform_view,
                        RenderViewHostDelegateView* platform_view_delegate_view);
   virtual ~WebContentsViewGuest();
 
   WebContents* web_contents();
 
-  void OnGuestInitialized(WebContentsView* parent_view);
+  void OnGuestAttached(WebContentsView* parent_view);
+
+  void OnGuestDetached(WebContentsView* old_parent_view);
 
   // Converts the guest specific coordinates in |params| to embedder specific
   // ones.
   ContextMenuParams ConvertContextMenuParams(
       const ContextMenuParams& params) const;
 
   // WebContentsView implementation --------------------------------------------
   virtual gfx::NativeView GetNativeView() const OVERRIDE;
   virtual gfx::NativeView GetContentNativeView() const OVERRIDE;
   virtual gfx::NativeWindow GetTopLevelNativeWindow() const OVERRIDE;
@@ skipping 45 matching lines @@
 
   // Delegate view for guest's platform view.
   RenderViewHostDelegateView* platform_view_delegate_view_;
 
   DISALLOW_COPY_AND_ASSIGN(WebContentsViewGuest);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_WEB_CONTENTS_WEB_CONTENTS_VIEW_GUEST_H_