chromeos: Notify power manager about user activity.

chromeos/dbus/power_manager_client.cc

Index: chromeos/dbus/power_manager_client.cc
diff --git a/chromeos/dbus/power_manager_client.cc b/chromeos/dbus/power_manager_client.cc
index e3090de306aceb65ea299af6fb94774d21ef099f..5c712fdb119721c1881be4bb1fc363a880344af8 100644
--- a/chromeos/dbus/power_manager_client.cc
+++ b/chromeos/dbus/power_manager_client.cc
@@ -255,6 +255,19 @@ class PowerManagerClientImpl : public PowerManagerClient {
     RequestIdleNotification(0);
   }
 
+  virtual void NotifyUserActivity(
+      const base::TimeTicks& last_activity_time) OVERRIDE {
+    dbus::MethodCall method_call(
+        power_manager::kPowerManagerInterface,
+        power_manager::kHandleUserActivityMethod);
+    dbus::MessageWriter writer(&method_call);
+    writer.AppendInt64(last_activity_time.ToInternalValue());
+    power_manager_proxy_->CallMethod(
+        &method_call,
+        dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
+        dbus::ObjectProxy::EmptyResponseCallback());
+  }
+
   virtual void NotifyVideoActivity(
       const base::TimeTicks& last_activity_time) OVERRIDE {
     dbus::MethodCall method_call(
@@ -714,6 +727,8 @@ class PowerManagerClientStubImpl : public PowerManagerClient {
 
   virtual void RequestIdleNotification(int64 threshold) OVERRIDE {}
   virtual void RequestActiveNotification() OVERRIDE {}
+  virtual void NotifyUserActivity(
+      const base::TimeTicks& last_activity_time) OVERRIDE {}
   virtual void NotifyVideoActivity(
       const base::TimeTicks& last_activity_time) OVERRIDE {}
   virtual void RequestPowerStateOverrides(