Fixed result size mismatch for CL_DEVICE_MAX_MEM_ALLOC_SIZE.
Fixed result size mismatch for CL_DEVICE_MAX_MEM_ALLOC_SIZE.

surround-io/oclgrind,bitfusionio/Oclgrind,surround-io/oclgrind,bitfusionio/Oclgrind,bitfusionio/Oclgrind,surround-io/oclgrind,mpflanzer/Oclgrind,bitfusionio/Oclgrind,surround-io/oclgrind,mpflanzer/Oclgrind,mpflanzer/Oclgrind,mpflanzer/Oclgrind