Set unpack binding/params before uploading textures internally in GPU command buffer.

BUG=786358
TEST=test in the bug, gpu_unittests
R=piman@chromium.org

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
Change-Id: Ifd7cb5f908e1a34fdb35c1c18b8747183c8bd980
Reviewed-on: https://chromium-review.googlesource.com/815385
Reviewed-by: Antoine Labour <piman@chromium.org>
Commit-Queue: Zhenyao Mo <zmo@chromium.org>
Cr-Commit-Position: refs/heads/master@{#522889}
7 files changed