Prevent changes to NavigationEntry's URL for a provisional redirect.

content/browser/tab_contents/tab_contents.cc

 // Copyright (c) 2011 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 "content/browser/tab_contents/tab_contents.h"
 
 #include <cmath>
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 1285 matching lines @@
 
     // Notify observers about the provisional change in the main frame URL.
     FOR_EACH_OBSERVER(TabContentsObserver, observers_,
                       OnProvisionalChangeToMainFrameUrl(url));
   }
 }
 
 void TabContents::OnDidRedirectProvisionalLoad(int32 page_id,
                                                const GURL& source_url,
                                                const GURL& target_url) {
+  // TODO(creis): Remove this method and have the pre-rendering code listen to
+  // the ResourceDispatcherHost's RESOURCE_RECEIVED_REDIRECT notification
+  // instead.  See http://crbug.com/78512.
   NavigationEntry* entry;
   if (page_id == -1)
     entry = controller_.pending_entry();
   else
     entry = controller_.GetEntryWithPageID(GetSiteInstance(), page_id);
   if (!entry || entry->url() != source_url)
     return;
-  entry->set_url(target_url);
 
   // Notify observers about the provisional change in the main frame URL.
   FOR_EACH_OBSERVER(TabContentsObserver, observers_,
                     OnProvisionalChangeToMainFrameUrl(target_url));
 }
 
 void TabContents::OnDidFailProvisionalLoadWithError(
     int64 frame_id,
     bool is_main_frame,
     int error_code,
@@ skipping 1325 matching lines @@
 
 void TabContents::CreateViewAndSetSizeForRVH(RenderViewHost* rvh) {
   RenderWidgetHostView* rwh_view = view()->CreateViewForWidget(rvh);
   rwh_view->SetSize(view()->GetContainerSize());
 }
 
 void TabContents::OnOnlineStateChanged(bool online) {
   render_view_host()->Send(new ViewMsg_NetworkStateChanged(
       render_view_host()->routing_id(), online));
 }