Rename functions that access devices to reflect the derived device
they return. This includes the base device::Device and the derived
gpu/pal/roc device classes in both NullDevice and Device forms. Change
to use the least derived versions to clarify what operations will be
available.
Change-Id: I1abb6bfed7efa24852bc8d0d49acaea357d8b5d0
This seems to not actually have any function. The OpenCL API test
passes without it, and the way it's produced is problematic.
Change-Id: I384bfa01dee7023484348b184ddd1b2d44a91f7d