[Athena] Make a quick power button tap suspend the device

chromeos/dbus/fake_power_manager_client.cc

 // 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.
 
 #include "chromeos/dbus/fake_power_manager_client.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/time/time.h"
 #include "chromeos/dbus/power_manager/policy.pb.h"
@@ skipping 43 matching lines @@
 
 void FakePowerManagerClient::DecreaseKeyboardBrightness() {
 }
 
 void FakePowerManagerClient::IncreaseKeyboardBrightness() {
 }
 
 void FakePowerManagerClient::RequestStatusUpdate() {
 }
 
+void FakePowerManagerClient::RequestSuspend() {
+}
+
 void FakePowerManagerClient::RequestRestart() {
   ++num_request_restart_calls_;
 }
 
 void FakePowerManagerClient::RequestShutdown() {
   ++num_request_shutdown_calls_;
 }
 
 void FakePowerManagerClient::NotifyUserActivity(
     power_manager::UserActivityType type) {
@@ skipping 43 matching lines @@
                     PowerButtonEventReceived(down, timestamp));
 }
 
 void FakePowerManagerClient::HandleSuspendReadiness() {
   CHECK(num_pending_suspend_readiness_callbacks_ > 0);
 
   --num_pending_suspend_readiness_callbacks_;
 }
 
 } // namespace chromeos