Khronos test CL: https://gerrit.khronos.org/#/c/2944/
Bug: b/116259485

Change-Id: Ie10b3eb16da39f332966a5b957acb0232140a942
Reviewed-on: https://swiftshader-review.googlesource.com/20748Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Tested-by: Chris Forbes <chrisforbes@google.com>