Handle more browser commands in ash.

ash/shell_delegate.h

 // 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.
 
 #ifndef ASH_SHELL_DELEGATE_H_
 #define ASH_SHELL_DELEGATE_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 41 matching lines @@
 
   // Returns true if the screen is currently locked.
   virtual bool IsScreenLocked() const = 0;
 
   // Shuts down the environment.
   virtual void Shutdown() = 0;
 
   // Invoked when the user uses Ctrl-Shift-Q to close chrome.
   virtual void Exit() = 0;
 
+  // Invoked when the user uses Ctrl+T to open a new tab.
+  virtual void NewTab() = 0;
+
   // Invoked when the user uses Ctrl-N or Ctrl-Shift-N to open a new window.
   virtual void NewWindow(bool incognito) = 0;
 
   // Invoked when the user presses the Search key.
   virtual void Search() = 0;
 
   // Invoked when the user uses Ctrl-M to open file manager.
   virtual void OpenFileManager() = 0;
 
   // Invoked when the user opens Crosh.
   virtual void OpenCrosh() = 0;
 
   // Invoked when the user needs to set up mobile networking.
   virtual void OpenMobileSetup() = 0;
 
+  // Invoked when the user uses Shift+Ctrl+T to restore the closed tab.
+  virtual void RestoreTab() = 0;
+
   // Shows the keyboard shortcut overlay.
   virtual void ShowKeyboardOverlay() = 0;
 
+  // Shows the task manager window.
+  virtual void ShowTaskManager() = 0;
+
   // Get the current browser context. This will get us the current profile.
   virtual content::BrowserContext* GetCurrentBrowserContext() = 0;
 
   // Invoked when the user presses a shortcut to toggle spoken feedback
   // for accessibility.
   virtual void ToggleSpokenFeedback() = 0;
 
   // Invoked to create an AppListViewDelegate. Shell takes the ownership of
   // the created delegate.
   virtual app_list::AppListViewDelegate* CreateAppListViewDelegate() = 0;
@@ skipping 10 matching lines @@
   // Creates a system-tray delegate. Shell takes ownership of the delegate.
   virtual SystemTrayDelegate* CreateSystemTrayDelegate(SystemTray* tray) = 0;
 
   // Creates a user wallpaper delegate. Shell takes ownership of the delegate.
   virtual UserWallpaperDelegate* CreateUserWallpaperDelegate() = 0;
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_DELEGATE_H_