Change old code from "unloadListnerChanged" model to new WebKit EnableSuddenT...

chrome/renderer/render_view.h

 // Copyright (c) 2006-2008 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_RENDER_VIEW_H_
 #define CHROME_RENDERER_RENDER_VIEW_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 108 matching lines @@
   virtual void RunJavaScriptAlert(WebView* webview,
                                   const std::wstring& message);
   virtual bool RunJavaScriptConfirm(WebView* webview,
                                     const std::wstring& message);
   virtual bool RunJavaScriptPrompt(WebView* webview,
                                    const std::wstring& message,
                                    const std::wstring& default_value,
                                    std::wstring* result);
   virtual bool RunBeforeUnloadConfirm(WebView* webview,
                                       const std::wstring& message);
-  virtual void OnUnloadListenerChanged(WebView* webview, WebFrame* webframe);
+  virtual void EnableSuddenTermination();
+  virtual void DisableSuddenTermination();
   virtual void QueryFormFieldAutofill(const std::wstring& field_name,
                                       const std::wstring& text,
                                       int64 node_id);
   virtual void UpdateTargetURL(WebView* webview,
                                const GURL& url);
   virtual void RunFileChooser(const std::wstring& default_filename,
                               WebFileChooserCallback* file_chooser);
   virtual void AddMessageToConsole(WebView* webview,
                                    const std::wstring& message,
                                    unsigned int line_no,
@@ skipping 550 matching lines @@
 
   // A cached WebHistoryItem used for back/forward navigations initiated by
   // WebCore (via the window.history.go API).  We only have one such navigation
   // pending at a time.
   scoped_refptr<WebHistoryItem> history_navigation_item_;
   
   DISALLOW_COPY_AND_ASSIGN(RenderView);
 };
 
 #endif  // CHROME_RENDERER_RENDER_VIEW_H_