Roll src/third_party/glslang/src 834ee546f93d..f57feff78678 (2 commits)

https://chromium.googlesource.com/external/github.com/KhronosGroup/glslang/+log/834ee546f93d..f57feff78678

git log 834ee546f93d..f57feff78678 --date=short --no-merges --format='%ad %ae %s'
2019-10-22 dexcelstraun7@gmail.com Fix the exports of glslang-default-resource-limits (#1942)
2019-10-22 johnkslang@users.noreply.github.com Merge pull request #1941 from ehsannas/bazel_build

Created with:
  gclient setdep -r src/third_party/glslang/src@f57feff78678

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using the controls here:
https://autoroll.skia.org/r/glslang-chromium-autoroll
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https://skia.googlesource.com/buildbot/+/master/autoroll/README.md

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Bug: None
Change-Id: Iddebe75b3d5b086e8cd400ebde8e6386c9abaf98
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1873097Reviewed-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@{#708106}

DEPS

@@ -963,7 +963,7 @@ deps = {
   },
 
   'src/third_party/glslang/src':
-    Var('chromium_git') + '/external/github.com/KhronosGroup/glslang.git' + '@' + '834ee546f93d33a80fb2dea6fdef6764f8730b75',
+    Var('chromium_git') + '/external/github.com/KhronosGroup/glslang.git' + '@' + 'f57feff786785c1eb8e15eb84daf0d418af3cd55',
 
   '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'),