Revert "put gl pipes in nonblocking mode"

This reverts commit d3bca26efeec406d39aa77326c3878a05e573e71.

Reason for revert: cause CTS regression in CtsOpenGlPerf2TestCases

BUG: 138452674

Change-Id: I54da80e3e0168930e01a3c54b4940b4488d8fd3b
5 files changed