make the optimizer local_gpu_reshape work in more case.

theano/sandbox/cuda/basic_ops.py

@@ -1211,7 +1211,7 @@ class GpuSum(Op):
 class GpuReshape(tensor.Reshape):
     # __hash__, __eq__, __str__ come from tensor.Subtensor
     def make_node(self, x, shp):
-        host_reshaped = host_from_gpu(x).reshape(shp)
+        host_reshaped = host_from_gpu(x).reshape(shp,ndim=self.ndim)
         return Apply(self, [x, shp], [CudaNdarrayType(host_reshaped.broadcastable)()])
     def perform(self, node, (x, shp), (out,)):
         if (len(shp) != self.ndim):