dbus: Make Bus::GetManagedObjects skip unavailable services.

dbus/object_proxy.cc

Index: dbus/object_proxy.cc
diff --git a/dbus/object_proxy.cc b/dbus/object_proxy.cc
index 5d9d8e842f0a43b2aad95c778d4c8141f47bf0fc..577a609ea91c55f97998d7d37861cdc541ad8f90 100644
--- a/dbus/object_proxy.cc
+++ b/dbus/object_proxy.cc
@@ -208,6 +208,10 @@ void ObjectProxy::WaitForServiceToBeAvailable(
       base::Bind(&ObjectProxy::WaitForServiceToBeAvailableInternal, this));
 }
 
+bool ObjectProxy::ServiceIsAvailable() {
+  return !service_name_owner_.empty();

[hashimoto, 2016/08/15 07:23:22]

This member should be accessed only on the D-Bus thread.

+}
+
 void ObjectProxy::Detach() {
   bus_->AssertOnDBusThread();
 
@@ -449,7 +453,7 @@ void ObjectProxy::WaitForServiceToBeAvailableInternal() {
     return;
   }
 
-  const bool service_is_available = !service_name_owner_.empty();
+  const bool service_is_available = ServiceIsAvailable();
   if (service_is_available) {  // Service is already available.
     bus_->GetOriginTaskRunner()->PostTask(
         FROM_HERE,