Remove Chromecast extension support from cast system tray menu.

chrome/browser/ui/ash/system_tray_delegate_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_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
 #define CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 21 matching lines @@
 #include "chromeos/dbus/session_manager_client.h"
 #include "components/policy/core/common/cloud/cloud_policy_store.h"
 #include "components/prefs/pref_change_registrar.h"
 #include "components/signin/core/account_id/account_id.h"
 #include "components/user_manager/user_manager.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "device/bluetooth/bluetooth_adapter.h"
 #include "device/bluetooth/bluetooth_discovery_session.h"
 #include "extensions/browser/app_window/app_window_registry.h"
+#include "ui/base/ime/chromeos/ime_keyboard.h"
 #include "ui/base/ime/chromeos/input_method_manager.h"
 #include "ui/chromeos/ime/input_method_menu_manager.h"
 
 namespace ash {
 class SystemTrayNotifier;
 class VPNDelegate;
 }
 
 namespace user_manager {
 class User;
@@ skipping 192 matching lines @@
       const std::vector<input_method::InputMethodManager::MenuItem>& items)
       override;
 
   // helper methods used by GetSupervisedUserMessage.
   const base::string16 GetLegacySupervisedUserMessage() const;
   const base::string16 GetChildUserMessage() const;
 
   std::unique_ptr<content::NotificationRegistrar> registrar_;
   std::unique_ptr<PrefChangeRegistrar> local_state_registrar_;
   std::unique_ptr<PrefChangeRegistrar> user_pref_registrar_;
-  Profile* user_profile_;
-  int search_key_mapped_to_;
-  bool have_session_start_time_;
+  Profile* user_profile_ = nullptr;
+  int search_key_mapped_to_ = input_method::kSearchKey;
+  bool have_session_start_time_ = false;
   base::TimeTicks session_start_time_;
-  bool have_session_length_limit_;
+  bool have_session_length_limit_ = false;
   base::TimeDelta session_length_limit_;
   std::string enterprise_domain_;
-  bool should_run_bluetooth_discovery_;
-  bool session_started_;
+  bool should_run_bluetooth_discovery_ = false;
+  bool session_started_ = false;
 
   scoped_refptr<device::BluetoothAdapter> bluetooth_adapter_;
   std::unique_ptr<device::BluetoothDiscoverySession>
       bluetooth_discovery_session_;
   std::unique_ptr<ash::CastConfigDelegate> cast_config_delegate_;
   std::unique_ptr<ash::NetworkingConfigDelegate> networking_config_delegate_;
   std::unique_ptr<AccessibilityStatusSubscription> accessibility_subscription_;
   std::unique_ptr<ShutdownPolicyHandler> shutdown_policy_handler_;
   std::unique_ptr<ash::VPNDelegate> vpn_delegate_;
 
   base::ObserverList<ash::CustodianInfoTrayObserver>
       custodian_info_changed_observers_;
 
   base::ObserverList<ash::ShutdownPolicyObserver> shutdown_policy_observers_;
 
   base::WeakPtrFactory<SystemTrayDelegateChromeOS> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemTrayDelegateChromeOS);
 };
 
 ash::SystemTrayDelegate* CreateSystemTrayDelegate();
 
 }  // namespace chromeos
 #endif  // CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_