Better code

theano/sandbox/gpuarray/blas.py

@@ -9,7 +9,6 @@ from theano.tensor.opt import in2out
 
 from .basic_ops import as_gpuarray_variable, infer_context_name
 from .opt_util import inplace_allocempty
-from .type import GpuArrayType
 
 try:
     import pygpu
@@ -281,11 +280,8 @@ class GpuDot22(BlasOp):
         assert x.ndim == 2
         assert y.ndim == 2
         assert x.dtype == y.dtype
-        otype = GpuArrayType(
-            dtype=x.dtype,
-            broadcastable=(x.type.broadcastable[0], y.type.broadcastable[1]),
-            # Here I suppose both inputs are on the same context.
-            context_name=x.type.context_name)
+        otype = x.type.clone(
+            broadcastable=(x.type.broadcastable[0], y.type.broadcastable[1]))
         return Apply(self, [x, y], [otype()])
 
     def perform(self, node, inputs, outputs):