@abc.abstractmethod
    def create_file(self, host, dst_path, on_execute, on_completion):
Tests acl change on an object.
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/virt/libvirt/volume/remotefs.py/RemoteFilesystemDriver.create_file--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/gsutil/gslib/tests/test_acl.py/TestAcl.testObjectAclChange