Revert "Roll src/third_party/glslang/src f368dcbb7d8a..c7910056825a (1 commits)"

This reverts commit b8530cca.

Reason for revert: breaks compilation on ANGLE CQ
https://luci-milo.appspot.com/p/chromium/builders/ci/GPU%20FYI%20Win%20x64%20dEQP%20Builder/52743

Original change's description:
> Roll src/third_party/glslang/src f368dcbb7d8a..c7910056825a (1 commits)
> 
> https://chromium.googlesource.com/external/github.com/KhronosGroup/glslang/+log/f368dcbb7d8a..c7910056825a
> 
> git log f368dcbb7d8a..c7910056825a --date=short --first-parent --format='%ad %ae %s'
> 2020-03-18 johnkslang@users.noreply.github.com Merge pull request #2130 from dgkoch/EXT_ray_tracing
> 
> Created with:
>   gclient setdep -r src/third_party/glslang/src@c7910056825a
> 
> 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
> Please CC radial-bots+chrome-roll@google.com,courtneygo@google.com on the revert to ensure that a human
> is aware of the problem.
> 
> To report a problem with the AutoRoller itself, please file a bug:
> https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug
> 
> Documentation for the AutoRoller is here:
> https://skia.googlesource.com/buildbot/+/master/autoroll/README.md
> 
> Bug: None
> Tbr: radial-bots+chrome-roll@google.com,courtneygo@google.com
> Change-Id: Iaaa4eb244b12c3c8c56dc7ed62e95b1791f2d7be
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2108078
> Reviewed-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@{#751320}

TBR=courtneygo@google.com,chromium-autoroll@skia-public.iam.gserviceaccount.com,radial-bots+chrome-roll@google.com

Change-Id: Icbebdee259a668a896b56f29501e5d4873dc0b5c
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: None
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2106384Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#751326}

DEPS

@@ -933,7 +933,7 @@ deps = {
     Var('chromium_git') + '/codecs/libgav1.git' + '@' + 'fa1c3c4e673cf12ffa22b8fbe4a7c79314571f1b',
 
   'src/third_party/glslang/src':
-    Var('chromium_git') + '/external/github.com/KhronosGroup/glslang.git' + '@' + 'c7910056825a6791a33149fca20ee299daf6ed25',
+    Var('chromium_git') + '/external/github.com/KhronosGroup/glslang.git' + '@' + 'f368dcbb7d8af23f0cba3015d0f4dda9dc3aa66d',
 
   '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'),