Fix darkened pixels when rendering using GPU

Fix darkened pixels when rendering using GPU

This CL fixes the issue reported in bugs 713632 and 713702, where the
pixels are darker than usual when rendered with GPU on some specific
devices.

BUG=713632
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2838153003
Cr-Commit-Position: refs/heads/master@{#467372}
(cherry picked from commit 678a0bea8eb9989953ca780f6afcb382ae047aee)

Review-Url: https://codereview.chromium.org/2855633002 .
Cr-Commit-Position: refs/branch-heads/3071@{#322}
Cr-Branched-From: a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed: https://chromium.googlesource.com/chromium/src/+/1e6b9d44e81ce02e2c913ae15f8a77679fa47cab

[zakerinasab, 2017-05-01 16:08:20]

Description was changed from

==========
Fix darkened pixels when rendering using GPU

This CL fixes the issue reported in bugs 713632 and 713702, where the
pixels are darker than usual when rendered with GPU on some specific
devices.

BUG=713632
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2838153003
Cr-Commit-Position: refs/heads/master@{#467372}
(cherry picked from commit 678a0bea8eb9989953ca780f6afcb382ae047aee)
==========

to

==========
Fix darkened pixels when rendering using GPU

This CL fixes the issue reported in bugs 713632 and 713702, where the
pixels are darker than usual when rendered with GPU on some specific
devices.

BUG=713632
CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.android:android_optional_gpu_tests_rel;master.tryserver.chromium.linux:linux_optional_gpu_tests_rel;master.tryserver.chromium.mac:mac_optional_gpu_tests_rel;master.tryserver.chromium.win:win_optional_gpu_tests_rel

Review-Url: https://codereview.chromium.org/2838153003
Cr-Commit-Position: refs/heads/master@{#467372}
(cherry picked from commit 678a0bea8eb9989953ca780f6afcb382ae047aee)

Review-Url: https://codereview.chromium.org/2855633002 .
Cr-Commit-Position: refs/branch-heads/3071@{#322}
Cr-Branched-From:
a106f0abbf69dad349d4aaf4bcc4f5d376dd2377-refs/heads/master@{#464641}
Committed:
https://chromium.googlesource.com/chromium/src/+/1e6b9d44e81ce02e2c913ae15f8a...
==========

[zakerinasab, 2017-05-01 16:08:22]

Committed patchset #1 (id:1) manually as
1e6b9d44e81ce02e2c913ae15f8a77679fa47cab.