Make WebContentsObserver::web_contents() public

chrome/browser/infobars/infobar_service.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_INFOBARS_INFOBAR_SERVICE_H_
 #define CHROME_BROWSER_INFOBARS_INFOBAR_SERVICE_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 19 matching lines @@
   static infobars::InfoBarDelegate::NavigationDetails
       NavigationDetailsFromLoadCommittedDetails(
           const content::LoadCommittedDetails& details);
 
   // This function must only be called on infobars that are owned by an
   // InfoBarService instance (or not owned at all, in which case this returns
   // NULL).
   static content::WebContents* WebContentsFromInfoBar(
       infobars::InfoBar* infobar);
 
-  // Retrieve the WebContents for the tab this service is associated with.
-  content::WebContents* web_contents() {
-    return content::WebContentsObserver::web_contents();
-  }
-
  private:
   friend class content::WebContentsUserData<InfoBarService>;
 
   explicit InfoBarService(content::WebContents* web_contents);
   virtual ~InfoBarService();
 
   // InfoBarManager:
   virtual int GetActiveEntryID() OVERRIDE;
   // TODO(droger): Remove these functions once infobar notifications are
   // removed. See http://crbug.com/354380
@@ skipping 10 matching lines @@
 
   // Message handlers.
   void OnDidBlockDisplayingInsecureContent();
   void OnDidBlockRunningInsecureContent();
 
 
   DISALLOW_COPY_AND_ASSIGN(InfoBarService);
 };
 
 #endif  // CHROME_BROWSER_INFOBARS_INFOBAR_SERVICE_H_