chromeos: Add DisplayPowerServiceProvider.

chromeos/display/output_configurator.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 CHROMEOS_DISPLAY_OUTPUT_CONFIGURATOR_H_
 #define CHROMEOS_DISPLAY_OUTPUT_CONFIGURATOR_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/event_types.h"
 #include "base/observer_list.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/timer.h"
 #include "chromeos/chromeos_export.h"
+#include "third_party/cros_system_api/dbus/service_constants.h"
 
 // Forward declarations for Xlib and Xrandr.
 // This is so unused X definitions don't pollute the namespace.
 typedef unsigned long XID;
 typedef XID Window;
 typedef XID RROutput;
 typedef XID RRCrtc;
 typedef XID RRMode;
 
 struct _XDisplay;
@@ skipping 48 matching lines @@
   void Init(bool is_panel_fitting_enabled, uint32 background_color_argb);
 
   // Called when the user hits ctrl-F4 to request a display mode change.
   // This method should only return false if it was called in a single-head or
   // headless mode.
   bool CycleDisplayMode();
 
   // Called when powerd notifies us that some set of displays should be turned
   // on or off.  This requires enabling or disabling the CRTC associated with
   // the display(s) in question so that the low power state is engaged.
-  bool ScreenPowerSet(bool power_on, bool all_displays);
+  bool SetDisplayPowerState(DisplayPowerState state);
 
   // Force switching the display mode to |new_state|.  This method is used when
   // the user explicitly changes the display mode in the options UI.  Returns
   // false if it was called in a single-head or headless mode.
   bool SetDisplayMode(OutputState new_state);
 
   // Called when an RRNotify event is received.  The implementation is
   // interested in the cases of RRNotify events which correspond to output
   // add/remove events.  Note that Output add/remove events are sent in response
   // to our own reconfiguration operations so spurious events are common.
@@ skipping 114 matching lines @@
 
   // Indicates the time at which |output_state_| was entered.
   base::TimeTicks last_enter_state_time_;
 
   DISALLOW_COPY_AND_ASSIGN(OutputConfigurator);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DISPLAY_OUTPUT_CONFIGURATOR_H_