Revert "radv: fallback to an in-memory cache when no pipline cache is provided"

This reverts commit 2845a108a9a8bd4b0e6e9b590c976452fb99eb10.

This break VK-GL-CTS randomly.
./deqp-vk --deqp-case=dEQP-VK.texture.filtering.3d.formats.r4g4b4a4*

bounces around here from 6/6 to 3/6 or 4/6 to hanging.

Signed-off-by: Dave Airlie <airlied@redhat.com>
3 files changed