Roll glslang from ebf55a0711b8 to 00965b9fa9a8 (3 revisions)

https://chromium.googlesource.com/external/github.com/KhronosGroup/glslang/+log/ebf55a0711b8..00965b9fa9a8

2020-06-15 dj2@everburning.com Remove unused variable. (#2273)
2020-06-15 rharrison@google.com Remove unused function, BaseTypeName (#2272)
2020-06-15 cepheus@frii.com HLSL: Remove support for having GLSL versions of HLSL intrinsics.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/glslang-chromium-autoroll
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is aware of the problem.

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https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/master/autoroll/README.md

Cq-Include-Trybots: luci.chromium.try:android_angle_vk32_deqp_rel_ng;luci.chromium.try:android_angle_vk32_rel_ng;luci.chromium.try:android_angle_vk64_deqp_rel_ng;luci.chromium.try:android_angle_vk64_rel_ng;luci.chromium.try:linux_angle_deqp_rel_ng;luci.chromium.try:linux-angle-rel;luci.chromium.try:win-angle-rel-32;luci.chromium.try:win-angle-rel-64;luci.chromium.try:win-angle-deqp-rel-32;luci.chromium.try:win-angle-deqp-rel-64
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Change-Id: Iea7977262c60e3a570477ab55242e84690685870
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2246749Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#778521}

DEPS

@@ -931,7 +931,7 @@ deps = {
     Var('chromium_git') + '/codecs/libgav1.git' + '@' + 'bf190c43e5c7cc81751867c917a81bc2920be079',
 
   'src/third_party/glslang/src':
-    Var('chromium_git') + '/external/github.com/KhronosGroup/glslang.git' + '@' + 'ebf55a0711b81ad1d0701d85c1c018b831243613',
+    Var('chromium_git') + '/external/github.com/KhronosGroup/glslang.git' + '@' + '00965b9fa9a85a97e228d24800286471188c5d2c',
 
   'src/third_party/google_toolbox_for_mac/src': {
       'url': Var('chromium_git') + '/external/github.com/google/google-toolbox-for-mac.git' + '@' + Var('google_toolbox_for_mac_revision'),