Remove references to deprecated ShaderVariable::arraySize

This field will be removed once support for arrays of arrays is added
in ANGLE. Access array size through helper functions that will be kept
instead of using the arraySize field directly.

BUG=angleproject:2125
TEST=gpu_unittests

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: Id8b2c6deec0760beed47780a4b7bd5c9b17834f8
Reviewed-on: https://chromium-review.googlesource.com/728262
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Commit-Queue: Zhenyao Mo <zmo@chromium.org>
Cr-Original-Commit-Position: refs/heads/master@{#510174}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 263298eb31e993cd7fae04e959366cae2700b83f
6 files changed