Fix a bug of unnecessary "Confirm form resubmission" dialog....

chrome/browser/tab_contents/navigation_controller.cc

 // Copyright (c) 2009 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/tab_contents/navigation_controller.h"
 
 #include "app/resource_bundle.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/string_util.h"
@@ skipping 656 matching lines @@
   // The URL may have changed due to redirects. The site instance will normally
   // be the same except during session restore, when no site instance will be
   // assigned.
   entry->set_url(params.url);
   if (entry->update_virtual_url_with_url())
     UpdateVirtualURLToURL(entry, params.url);
   DCHECK(entry->site_instance() == NULL ||
          entry->site_instance() == tab_contents_->GetSiteInstance());
   entry->set_site_instance(tab_contents_->GetSiteInstance());
 
+  entry->set_has_post_data(params.is_post);
+
   // The entry we found in the list might be pending if the user hit
   // back/forward/reload. This load should commit it (since it's already in the
   // list, we can just discard the pending pointer).
   //
   // Note that we need to use the "internal" version since we don't want to
   // actually change any other state, just kill the pointer.
   if (entry == pending_entry_)
     DiscardNonCommittedEntriesInternal();
 
   // If a transient entry was removed, the indices might have changed, so we
@@ skipping 333 matching lines @@
       return i;
   }
   return -1;
 }
 
 NavigationEntry* NavigationController::GetTransientEntry() const {
   if (transient_entry_index_ == -1)
     return NULL;
   return entries_[transient_entry_index_].get();
 }