Retire glMapBufferRange special path for GLDirectMem

This call should be implemented with a dedicated
subdevice similar to the host memory allocator
to support snapshots.

Bug: 132180901
Test: make
Change-Id: I14931f38f6093205ac73f608992a2eadbfd9e97a
Signed-off-by: Roman Kiryanov <rkir@google.com>
3 files changed