GitLab

https://chromium-review.googlesource.com/c/chromium/src/+/883944
restricted how often we would use shaders that clamped tex coords.
However, this confusingly regressed perf a little bit on Android,
which implies that program switching is expensive.

This patch changes GLRenderer to always texture clamp these quads
which reduces the number of shaders we use.

Bug: 806836,806826
Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel;luci.chromium.try:linux_optional_gpu_tests_rel;luci.chromium.try:mac_optional_gpu_tests_rel;luci.chromium.try:android_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel
Change-Id: I2b2e71b362d6a12f17758abe2edddf1759536016
Reviewed-on: https://chromium-review.googlesource.com/972546Reviewed-by: Kenneth Russell <kbr@chromium.org>
Reviewed-by: Eric Karl <ericrk@chromium.org>
Commit-Queue: enne <enne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#547780}