arc: Prevent showing Arc app window for secondary user profile.

chrome/browser/ui/ash/multi_user/multi_user_window_manager_chromeos.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_ASH_MULTI_USER_MULTI_USER_WINDOW_MANAGER_CHROMEOS_H_
 #define CHROME_BROWSER_UI_ASH_MULTI_USER_MULTI_USER_WINDOW_MANAGER_CHROMEOS_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 62 matching lines @@
   // Create the manager and use |active_account_id| as the active user.
   explicit MultiUserWindowManagerChromeOS(const AccountId& active_account_id);
   ~MultiUserWindowManagerChromeOS() override;
 
   // Initializes the manager after its creation. Should only be called once.
   void Init();
 
   // MultiUserWindowManager overrides:
   void SetWindowOwner(aura::Window* window,
                       const AccountId& account_id) override;
+  void MarkWindowAsVisible(aura::Window* window) override;
   const AccountId& GetWindowOwner(aura::Window* window) const override;
   void ShowWindowForUser(aura::Window* window,
                          const AccountId& account_id) override;
   bool AreWindowsSharedAmongUsers() const override;
   void GetOwnersOfVisibleWindows(
       std::set<AccountId>* account_ids) const override;
   bool IsWindowOnDesktopOfUser(aura::Window* window,
                                const AccountId& account_id) const override;
   const AccountId& GetUserPresentingWindow(aura::Window* window) const override;
   void AddUser(content::BrowserContext* context) override;
@@ skipping 166 matching lines @@
 
   // The animation between users.
   std::unique_ptr<UserSwitchAnimatorChromeOS> animation_;
 
   DISALLOW_COPY_AND_ASSIGN(MultiUserWindowManagerChromeOS);
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_BROWSER_UI_ASH_MULTI_USER_MULTI_USER_WINDOW_MANAGER_CHROMEOS_H_