Make [S,G]getBacklightsForcedOff dbus API integrated to power_manager_client

chromeos/dbus/fake_power_manager_client.h

 // Copyright (c) 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 CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_
 #define CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_
 
 #include <deque>
 #include <string>
 
@@ skipping 45 matching lines @@
   void IncreaseKeyboardBrightness() override;
   void RequestStatusUpdate() override;
   void RequestSuspend() override;
   void RequestRestart() override;
   void RequestShutdown() override;
   void NotifyUserActivity(power_manager::UserActivityType type) override;
   void NotifyVideoActivity(bool is_fullscreen) override;
   void SetPolicy(const power_manager::PowerManagementPolicy& policy) override;
   void SetIsProjecting(bool is_projecting) override;
   void SetPowerSource(const std::string& id) override;
+  void SetBacklightsForcedOff(bool forced_off) override;
+  void GetBacklightsForcedOff(
+      const GetBacklightsForcedOffCallback& callback) override;
   base::Closure GetSuspendReadinessCallback() override;
   int GetNumPendingSuspendReadinessCallbacks() override;
 
   // Pops the first report from |video_activity_reports_|, returning whether the
   // activity was fullscreen or not. There must be at least one report.
   bool PopVideoActivityReport();
 
   // Emulates the power manager announcing that the system is starting or
   // completing a suspend attempt.
   void SendSuspendImminent();
@@ skipping 28 matching lines @@
   int num_request_shutdown_calls_;
   int num_set_policy_calls_;
   int num_set_is_projecting_calls_;
 
   // Number of pending suspend readiness callbacks.
   int num_pending_suspend_readiness_callbacks_;
 
   // Last projecting state set in SetIsProjecting().
   bool is_projecting_;
 
+  // Display and keyboard backlights (if present) forced off state set in
+  // SetBacklightsForcedOff().
+  bool backlights_forced_off_;
+
   // Video activity reports that we were requested to send, in the order they
   // were requested. True if fullscreen.
   std::deque<bool> video_activity_reports_;
 
   // Delegate for managing power consumption of Chrome's renderer processes.
   base::WeakPtr<RenderProcessManagerDelegate> render_process_manager_delegate_;
 
   // Note: This should remain the last member so it'll be destroyed and
   // invalidate its weak pointers before any other members are destroyed.
   base::WeakPtrFactory<FakePowerManagerClient> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(FakePowerManagerClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_FAKE_POWER_MANAGER_CLIENT_H_