Support window.opener after a process swap.

content/browser/tab_contents/tab_contents.h

 // Copyright (c) 2011 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_TAB_CONTENTS_TAB_CONTENTS_H_
 #define CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_
 #pragma once
 
 #include <deque>
 #include <map>
@@ skipping 740 matching lines @@
   virtual void DidCancelLoading();
   virtual void DidChangeLoadProgress(double progress);
   virtual void DocumentOnLoadCompletedInMainFrame(
       RenderViewHost* render_view_host,
       int32 page_id);
   virtual void RequestOpenURL(const GURL& url, const GURL& referrer,
                               WindowOpenDisposition disposition);
   virtual void ProcessExternalHostMessage(const std::string& message,
                                           const std::string& origin,
                                           const std::string& target);
-  virtual void RunJavaScriptMessage(const std::wstring& message,
+  virtual void RunJavaScriptMessage(const RenderViewHost* rvh,
+                                    const std::wstring& message,
                                     const std::wstring& default_prompt,
                                     const GURL& frame_url,
                                     const int flags,
                                     IPC::Message* reply_msg,
                                     bool* did_suppress_message);
-  virtual void RunBeforeUnloadConfirm(const std::wstring& message,
+  virtual void RunBeforeUnloadConfirm(const RenderViewHost* rvh,
+                                      const std::wstring& message,
                                       IPC::Message* reply_msg);
   virtual GURL GetAlternateErrorPageURL() const;
   virtual RendererPreferences GetRendererPrefs(Profile* profile) const;
   virtual WebPreferences GetWebkitPrefs();
   virtual void OnUserGesture();
   virtual void OnIgnoredUIEvent();
   virtual void OnCrossSiteResponse(int new_render_process_host_id,
                                    int new_request_id);
   virtual void RendererUnresponsive(RenderViewHost* render_view_host,
                                     bool is_during_unload);
@@ skipping 205 matching lines @@
   ObserverList<TabContentsObserver> observers_;
 
   // Content restrictions, used to disable print/copy etc based on content's
   // (full-page plugins for now only) permissions.
   int content_restrictions_;
 
   DISALLOW_COPY_AND_ASSIGN(TabContents);
 };
 
 #endif  // CONTENT_BROWSER_TAB_CONTENTS_TAB_CONTENTS_H_