chromeos: Resend projecting state to powerd on restart.

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 ccf75a72ca188a19bf315793c9a787a43574ca7e..f6c8bac968a1d63ae64d4f61f51a9877f5a60c7e 100644
--- a/chromeos/dbus/power_manager_client.cc
+++ b/chromeos/dbus/power_manager_client.cc
@@ -49,6 +49,7 @@ class PowerManagerClientImpl : public PowerManagerClient {
         pending_suspend_id_(-1),
         suspend_is_pending_(false),
         num_pending_suspend_readiness_callbacks_(0),
+        last_is_projecting_(false),
         weak_ptr_factory_(this) {
     power_manager_proxy_ = bus->GetObjectProxy(
         power_manager::kPowerManagerServiceName,
@@ -299,6 +300,7 @@ class PowerManagerClientImpl : public PowerManagerClient {
         &method_call,
         dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
         dbus::ObjectProxy::EmptyResponseCallback());
+    last_is_projecting_ = is_projecting;
   }
 
   virtual base::Closure GetSuspendReadinessCallback() OVERRIDE {
@@ -336,6 +338,7 @@ class PowerManagerClientImpl : public PowerManagerClient {
   void NameOwnerChangedReceived(dbus::Signal* signal) {
     VLOG(1) << "Power manager restarted";
     RegisterSuspendDelay();
+    SetIsProjecting(last_is_projecting_);
     FOR_EACH_OBSERVER(Observer, observers_, PowerManagerRestarted());
   }
 
@@ -690,6 +693,9 @@ class PowerManagerClientImpl : public PowerManagerClient {
   // suspend to memory.
   base::Time last_suspend_wall_time_;
 
+  // Last state passed to SetIsProjecting().
+  bool last_is_projecting_;
+
   // 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<PowerManagerClientImpl> weak_ptr_factory_;