psgpu:add cuda remote_streams; test=develop

Author: danleifeng

paddle/fluid/framework/fleet/ps_gpu_wrapper.h

@@ -34,7 +34,6 @@ limitations under the License. */
 #include "paddle/fluid/framework/fleet/heter_context.h"
 #include "paddle/fluid/framework/fleet/heter_ps/heter_ps_base.h"
 #include "paddle/fluid/framework/fleet/heter_ps/heter_resource.h"
-#include "paddle/fluid/distributed/thirdparty/round_robin.h"
 #include "paddle/fluid/framework/scope.h"
 #include "paddle/fluid/framework/tensor.h"
 #include "paddle/fluid/framework/variable_helper.h"