Added support for opening urls from devtools window.

chrome/browser/debugger/devtools_window.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 CHROME_BROWSER_DEBUGGER_DEVTOOLS_WINDOW_H_
 #define CHROME_BROWSER_DEBUGGER_DEVTOOLS_WINDOW_H_
 #pragma once
 
 #include <string>
 
@@ skipping 57 matching lines @@
   GURL GetDevToolsUrl();
   void UpdateTheme();
   void AddDevToolsExtensionsToClient();
   void CallClientFunction(const string16& function_name,
                           const Value& arg);
   // Overridden from TabContentsDelegate.
   virtual void OpenURLFromTab(TabContents* source,
                               const GURL& url,
                               const GURL& referrer,
                               WindowOpenDisposition disposition,
-                              PageTransition::Type transition) {}
+                              PageTransition::Type transition);
   virtual void NavigationStateChanged(const TabContents* source,
                                       unsigned changed_flags) {}
   virtual void AddNewContents(TabContents* source,
                               TabContents* new_contents,
                               WindowOpenDisposition disposition,
                               const gfx::Rect& initial_pos,
                               bool user_gesture);
   virtual void ActivateContents(TabContents* contents) {}
   virtual void DeactivateContents(TabContents* contents) {}
   virtual void LoadingStateChanged(TabContents* source) {}
@@ skipping 13 matching lines @@
   TabContentsWrapper* tab_contents_;
   Browser* browser_;
   bool docked_;
   bool is_loaded_;
   DevToolsToggleAction action_on_load_;
   NotificationRegistrar registrar_;
   DISALLOW_COPY_AND_ASSIGN(DevToolsWindow);
 };
 
 #endif  // CHROME_BROWSER_DEBUGGER_DEVTOOLS_WINDOW_H_