We have a problem in the process on destroying WebContentsImpl because

chrome/browser/ui/views/translate/translate_bubble_view.cc

 // Copyright 2013 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/translate/translate_bubble_view.h"
 
 #include <algorithm>
 #include <string>
 #include <vector>
 
@@ skipping 243 matching lines @@
 }
 
 void TranslateBubbleView::OnPerformAction(views::Combobox* combobox) {
   HandleComboboxPerformAction(static_cast<ComboboxID>(combobox->id()));
 }
 
 void TranslateBubbleView::LinkClicked(views::Link* source, int event_flags) {
   HandleLinkClicked(static_cast<LinkID>(source->id()));
 }
 
-void TranslateBubbleView::WebContentsDestroyed(
-    content::WebContents* web_contents) {
+void TranslateBubbleView::WebContentsDestroyed() {
   GetWidget()->CloseNow();
 }
 
 TranslateBubbleModel::ViewState TranslateBubbleView::GetViewState() const {
   return model_->GetViewState();
 }
 
 TranslateBubbleView::TranslateBubbleView(
     views::View* anchor_view,
     scoped_ptr<TranslateBubbleModel> model,
@@ skipping 490 matching lines @@
         model_->ShouldAlwaysTranslate());
   }
 
   base::string16 label;
   if (model_->IsPageTranslatedInCurrentLanguages())
     label = l10n_util::GetStringUTF16(IDS_DONE);
   else
     label = l10n_util::GetStringUTF16(IDS_TRANSLATE_BUBBLE_ACCEPT);
   advanced_done_button_->SetText(label);
 }