Add the supporting code for the cast system tray integration

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 <string>
 #include <vector>
 
@@ skipping 107 matching lines @@
   void GetCurrentIMEProperties(ash::IMEPropertyInfoList* list) override;
   void SwitchIME(const std::string& ime_id) override;
   void ActivateIMEProperty(const std::string& key) override;
   void ManageBluetoothDevices() override;
   void ToggleBluetooth() override;
   void ShowOtherNetworkDialog(const std::string& type) override;
   bool GetBluetoothAvailable() override;
   bool GetBluetoothEnabled() override;
   bool GetBluetoothDiscovering() override;
   void ChangeProxySettings() override;
+  ash::CastConfigDelegate* GetCastConfigDelegate() const override;
   ash::NetworkingConfigDelegate* GetNetworkingConfigDelegate() const override;
   ash::VolumeControlDelegate* GetVolumeControlDelegate() const override;
   void SetVolumeControlDelegate(
       scoped_ptr<ash::VolumeControlDelegate> delegate) override;
   bool GetSessionStartTime(base::TimeTicks* session_start_time) override;
   bool GetSessionLengthLimit(base::TimeDelta* session_length_limit) override;
   int GetSystemTrayMenuWidth() override;
   void ActiveUserWasChanged() override;
   bool IsSearchKeyMappedToCapsLock() override;
   ash::tray::UserAccountsDelegate* GetUserAccountsDelegate(
@@ skipping 147 matching lines @@
   bool have_session_start_time_;
   base::TimeTicks session_start_time_;
   bool have_session_length_limit_;
   base::TimeDelta session_length_limit_;
   std::string enterprise_domain_;
   bool should_run_bluetooth_discovery_;
   bool session_started_;
 
   scoped_refptr<device::BluetoothAdapter> bluetooth_adapter_;
   scoped_ptr<device::BluetoothDiscoverySession> bluetooth_discovery_session_;
+  scoped_ptr<ash::CastConfigDelegate> cast_config_delegate_;
   scoped_ptr<ash::NetworkingConfigDelegate> networking_config_delegate_;
   scoped_ptr<ash::VolumeControlDelegate> volume_control_delegate_;
   scoped_ptr<CrosSettingsObserverSubscription> device_settings_observer_;
   scoped_ptr<AccessibilityStatusSubscription> accessibility_subscription_;
   base::ScopedPtrHashMap<std::string,
                          scoped_ptr<ash::tray::UserAccountsDelegate>>
       accounts_delegates_;
   scoped_ptr<ShutdownPolicyHandler> shutdown_policy_handler_;
   scoped_ptr<ash::VPNDelegate> vpn_delegate_;
 
   ObserverList<ash::CustodianInfoTrayObserver>
       custodian_info_changed_observers_;
 
   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_