Make thrust.examples.uninitialized_vector happy with 10.1 allocators.
Make thrust.examples.uninitialized_vector happy with 10.1 allocators.

Bug 2446481
Bug 2379513

thrust/thrust,thrust/thrust,andrewcorrigan/thrust-multi-permutation-iterator,jaredhoberock/thrust,jaredhoberock/thrust,thrust/thrust,thrust/thrust,andrewcorrigan/thrust-multi-permutation-iterator,jaredhoberock/thrust,jaredhoberock/thrust,thrust/thrust,jaredhoberock/thrust,andrewcorrigan/thrust-multi-permutation-iterator