Remove TabContents from TabModalConfirmDialog.

chrome/browser/ui/views/external_tab_container_win.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/views/external_tab_container_win.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 747 matching lines @@
     AutomationMsg_RunUnloadHandlers::WriteReplyParams(unload_reply_message_,
                                                       false);
     automation_->Send(unload_reply_message_);
     unload_reply_message_ = NULL;
     *proceed_to_fire_unload = false;
   }
 }
 
 void ExternalTabContainerWin::ShowRepostFormWarningDialog(WebContents* source) {
   TabModalConfirmDialog::Create(new RepostFormWarningController(source),
-                                    TabContents::FromWebContents(source));
+                                source);
 }
 
 void ExternalTabContainerWin::RunFileChooser(
     WebContents* tab,
     const content::FileChooserParams& params) {
   FileSelectHelper::RunFileChooser(tab, params);
 }
 
 void ExternalTabContainerWin::EnumerateDirectory(WebContents* tab,
                                                  int request_id,
@@ skipping 494 matching lines @@
   if (params.disposition == CURRENT_TAB) {
     DCHECK(route_all_top_level_navigations_);
     forward_params.disposition = NEW_FOREGROUND_TAB;
   }
   WebContents* new_contents =
       ExternalTabContainerWin::OpenURLFromTab(source, forward_params);
   // support only one navigation for a dummy tab before it is killed.
   ::DestroyWindow(GetNativeView());
   return new_contents;
 }