Shortcut ctrl+shift+T added on android.

chrome/android/java/src/org/chromium/chrome/browser/KeyboardShortcuts.java

 // Copyright 2015 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.
 
 package org.chromium.chrome.browser;
 
 import android.view.KeyEvent;
 
 import org.chromium.base.annotations.SuppressFBWarnings;
 import org.chromium.chrome.R;
@@ skipping 105 matching lines @@
             return false;
         }
 
         TabModel curModel = activity.getCurrentTabModel();
         int count = curModel.getCount();
 
         int metaState = getMetaState(event);
         int keyCodeAndMeta = keyCode | metaState;
 
         switch (keyCodeAndMeta) {
+            case CTRL | SHIFT | KeyEvent.KEYCODE_T:
+                if (!curModel.isIncognito()) {
+                    activity.onMenuOrKeyboardAction(R.id.open_recent_closed_tab, false);
+                }
+                return true;
             case CTRL | KeyEvent.KEYCODE_T:
                 activity.onMenuOrKeyboardAction(curModel.isIncognito()
                         ? R.id.new_incognito_tab_menu_id
                         : R.id.new_tab_menu_id, false);
                 return true;
             case CTRL | KeyEvent.KEYCODE_N:
                 activity.onMenuOrKeyboardAction(R.id.new_tab_menu_id, false);
                 return true;
             case CTRL | SHIFT | KeyEvent.KEYCODE_N:
                 activity.onMenuOrKeyboardAction(R.id.new_incognito_tab_menu_id, false);
@@ skipping 115 matching lines @@
                     return true;
                 case CTRL | SHIFT | KeyEvent.KEYCODE_SLASH:  // i.e. Ctrl+?
                     activity.onMenuOrKeyboardAction(R.id.help_id, false);
                     return true;
             }
         }
 
         return false;
     }
 }