Remove TabContents from TabModalConfirmDialog.

chrome/browser/ui/browser.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/browser.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <shellapi.h>
 #endif  // OS_WIN
@@ skipping 1473 matching lines @@
                                  const GURL& frame_url,
                                  const std::string& frame_content_state) {
   DCHECK(source);
   TabContents* tab_contents = chrome::GetTabContentsAt(this,
       tab_strip_model_->GetIndexOfWebContents(source));
   chrome::ViewSource(this, tab_contents, frame_url, frame_content_state);
 }
 
 void Browser::ShowRepostFormWarningDialog(WebContents* source) {
   TabModalConfirmDialog::Create(new RepostFormWarningController(source),
-                                TabContents::FromWebContents(source));
+                                source);
 }
 
 bool Browser::ShouldCreateWebContents(
     WebContents* web_contents,
     int route_id,
     WindowContainerType window_container_type,
     const string16& frame_name,
     const GURL& target_url) {
   if (window_container_type == WINDOW_CONTAINER_TYPE_BACKGROUND) {
     // If a BackgroundContents is created, suppress the normal WebContents.
@@ skipping 843 matching lines @@
   if (contents && !allow_js_access) {
     contents->web_contents()->GetController().LoadURL(
         target_url,
         content::Referrer(),
         content::PAGE_TRANSITION_LINK,
         std::string());  // No extra headers.
   }
 
   return contents != NULL;
 }