Makes IBusConfigClient initialize asynchronous.

chromeos/dbus/ibus/ibus_constants.h

Index: chromeos/dbus/ibus/ibus_constants.h
diff --git a/chromeos/dbus/ibus/ibus_constants.h b/chromeos/dbus/ibus/ibus_constants.h
index 87e31ff2b1f44ffad4965ee9b57d06ea91e4c110..7e71fb93aca51cfee4e786e3b084ac2e63b3604b 100644
--- a/chromeos/dbus/ibus/ibus_constants.h
+++ b/chromeos/dbus/ibus/ibus_constants.h
@@ -11,6 +11,10 @@ namespace ibus {
 
 const char kServiceName[] = "org.freedesktop.IBus";
 
+const char kDBusObjectPath[] = "/org/freedesktop/DBus";
+const char kDBusInterface[] = "org.freedesktop.DBus";
+const char kGetNameOwnerMethod[] = "GetNameOwner";
+
 namespace bus {
 const char kServicePath[] = "/org/freedesktop/IBus";
 const char kServiceInterface[] = "org.freedesktop.IBus";
@@ -69,6 +73,7 @@ const char kCommitTextSignal[] = "CommitText";
 }  // namespace engine
 
 namespace panel {
+const char kServiceName[] = "org.freedesktop.IBus.Panel";
 const char kServicePath[] = "/org/freedesktop/IBus/Panel";
 const char kServiceInterface[] = "org.freedesktop.IBus.Panel";
 const char kUpdateLookupTableMethod[] = "UpdateLookupTable";
@@ -100,6 +105,7 @@ enum IBusMouseButton {
 };
 
 namespace config {
+const char kServiceName[] = "org.freedesktop.IBus.Config";
 const char kServicePath[] = "/org/freedesktop/IBus/Config";
 const char kServiceInterface[] = "org.freedesktop.IBus.Config";
 const char kSetValueMethod[] = "SetValue";