Shortcut ctrl+shift+T added on android.

chrome/chrome_browser_ui.gypi

 # Copyright 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.
 
 {
   'variables': {
     # There are two sections of sources:
     # * "Platform"-based sources (OS, toolkit, etc.)
     # * Feature/directory-based sources (e.g., history, printing)
 
@@ skipping 450 matching lines @@
       'browser/ui/android/omnibox/omnibox_url_emphasizer.h',
       'browser/ui/android/omnibox/omnibox_view_util.cc',
       'browser/ui/android/omnibox/omnibox_view_util.h',
       'browser/ui/android/simple_message_box_android.cc',
       'browser/ui/android/snackbars/auto_signin_prompt_controller.cc',
       'browser/ui/android/snackbars/auto_signin_prompt_controller.h',
       'browser/ui/android/ssl_client_certificate_request.cc',
       'browser/ui/android/ssl_client_certificate_request.h',
       'browser/ui/android/tab_contents/chrome_web_contents_view_delegate_android.cc',
       'browser/ui/android/tab_contents/chrome_web_contents_view_delegate_android.h',
+      'browser/ui/android/tab_model/android_live_tab_context.cc',
+      'browser/ui/android/tab_model/android_live_tab_context.h',
       'browser/ui/android/tab_model/single_tab_model.cc',
       'browser/ui/android/tab_model/single_tab_model.h',
       'browser/ui/android/tab_model/tab_model.cc',
       'browser/ui/android/tab_model/tab_model.h',
       'browser/ui/android/tab_model/tab_model_jni_bridge.cc',
       'browser/ui/android/tab_model/tab_model_jni_bridge.h',
       'browser/ui/android/tab_model/tab_model_list.cc',
       'browser/ui/android/tab_model/tab_model_list.h',
       'browser/ui/android/toolbar/toolbar_model_android.cc',
       'browser/ui/android/toolbar/toolbar_model_android.h',
@@ skipping 2890 matching lines @@
           ],
           'sources': [
             '<@(chrome_browser_ui_non_mobile_sources)',
             '<@(chrome_browser_ui_omnibox_non_mobile_sources)',
           ],
         }],
       ],
     },
   ],
 }