Extract minimal RenderViewHost interface for embedders, leaving

chrome/browser/ui/login/login_prompt.cc

 // 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.
 
 #include "chrome/browser/ui/login/login_prompt.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 114 matching lines @@
   return tab_util::GetWebContentsByID(render_process_host_id_,
                                       tab_contents_id_);
 }
 
 RenderViewHostDelegate* LoginHandler::GetRenderViewHostDelegate() const {
   RenderViewHost* rvh = RenderViewHost::FromID(render_process_host_id_,
                                                tab_contents_id_);
   if (!rvh)
     return NULL;
 
-  return rvh->delegate();
+  return rvh->GetDelegate();
 }
 
 void LoginHandler::SetAuth(const string16& username,
                            const string16& password) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (TestAndSetAuthHandled())
     return;
 
   // Tell the password manager the credentials were submitted / accepted.
@@ skipping 333 matching lines @@
 
 LoginHandler* CreateLoginPrompt(net::AuthChallengeInfo* auth_info,
                                 net::URLRequest* request) {
   LoginHandler* handler = LoginHandler::Create(auth_info, request);
   BrowserThread::PostTask(
       BrowserThread::UI, FROM_HERE,
       base::Bind(&LoginDialogCallback, request->url(),
                  make_scoped_refptr(auth_info), make_scoped_refptr(handler)));
   return handler;
 }