Add WebContents* to some more WebContentsDelegate methods

chrome/browser/chromeos/login/html_page_screen.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 CHROME_BROWSER_CHROMEOS_LOGIN_HTML_PAGE_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_HTML_PAGE_SCREEN_H_
 
 #include <string>
 
 #include "base/compiler_specific.h"
@@ skipping 36 matching lines @@
   // Overrides WebPageScreen:
   virtual void OnNetworkTimeout() OVERRIDE;
 
  private:
   // ViewScreen implementation:
   virtual void CreateView() OVERRIDE;
   virtual void Refresh() OVERRIDE;
   virtual HTMLPageView* AllocateView() OVERRIDE;
 
   virtual void HandleKeyboardEvent(
+      content::WebContents* source,
       const content::NativeWebKeyboardEvent& event) OVERRIDE;
 
   // WebPageScreen implementation:
   virtual void CloseScreen(ScreenObserver::ExitCodes code) OVERRIDE;
 
   // URL to navigate.
   std::string url_;
 
   UnhandledKeyboardEventHandler unhandled_keyboard_handler_;
 
   DISALLOW_COPY_AND_ASSIGN(HTMLPageScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_HTML_PAGE_SCREEN_H_