Skil pkl_utils test if CUDA is not enabled

theano/misc/tests/test_pkl_utils.py

@@ -7,7 +7,7 @@ from theano.sandbox.cuda.type import CudaNdarrayType
 from theano.sandbox.cuda.var import CudaNdarraySharedVariable
 from theano.misc.pkl_utils import dump, load
 
-if not cuda_ndarray.cuda_available:
+if not cuda_ndarray.cuda_enabled:
     raise SkipTest('Optional package cuda disabled')