Shortcut ctrl+shift+T added on android.

chrome/browser/ui/android/tab_model/tab_model_list.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/android/tab_model/tab_model_list.h"
 
 #include "chrome/browser/android/tab_android.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/android/tab_model/tab_model.h"
 #include "chrome/browser/ui/browser_navigator_params.h"
@@ skipping 26 matching lines @@
 
 void TabModelList::HandlePopupNavigation(chrome::NavigateParams* params) {
   TabAndroid* tab = TabAndroid::FromWebContents(params->source_contents);
 
   // NOTE: If this fails contact dtrainor@.
   DCHECK(tab);
   tab->HandlePopupNavigation(params);
 }
 
 TabModel* TabModelList::GetTabModelForWebContents(
-    content::WebContents* web_contents) {
+    const content::WebContents* web_contents) {
   if (!web_contents)
     return NULL;
 
   for (TabModelList::const_iterator i = TabModelList::begin();
       i != TabModelList::end(); ++i) {
     TabModel* model = *i;
     for (int index = 0; index < model->GetTabCount(); index++) {
       if (web_contents == model->GetWebContentsAt(index))
         return model;
     }
@@ skipping 36 matching lines @@
 }
 
 size_t TabModelList::size() {
   return tab_models().size();
 }
 
 TabModel* TabModelList::get(size_t index) {
   DCHECK_LT(index, size());
   return tab_models()[index];
 }