Created multi-process-friendly PowerMonitor interface.

content/common/power_monitor_message_broadcaster.cc

Index: content/common/power_monitor_message_broadcaster.cc
diff --git a/content/common/power_monitor_message_broadcaster.cc b/content/common/power_monitor_message_broadcaster.cc
new file mode 100644
index 0000000000000000000000000000000000000000..8c7e25397d48cd5552af5cf26a25c797481fd518
--- /dev/null
+++ b/content/common/power_monitor_message_broadcaster.cc
@@ -0,0 +1,32 @@
+// 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.
+
+#include "content/common/power_monitor_message_broadcaster.h"
+
+#include "content/common/power_monitor_messages.h"
+#include "ipc/ipc_sender.h"
+
+namespace content {
+
+PowerMonitorMessageBroadcaster::PowerMonitorMessageBroadcaster(
+    IPC::Sender* sender) : sender_(sender) {
+
+}
+
+PowerMonitorMessageBroadcaster::~PowerMonitorMessageBroadcaster() {
+}
+
+void PowerMonitorMessageBroadcaster::OnPowerStateChange(bool on_battery_power) {
+  sender_->Send(new PowerMonitorMsg_PowerStateChange(on_battery_power));
+}
+
+void PowerMonitorMessageBroadcaster::OnSuspend() {
+  sender_->Send(new PowerMonitorMsg_Suspend());
+}
+
+void PowerMonitorMessageBroadcaster::OnResume() {
+  sender_->Send(new PowerMonitorMsg_Resume());
+}
+
+}  // namespace content