Roll glslang from 3ead01191215 to ea52b3c2d270 (3 revisions)

https://chromium.googlesource.com/external/github.com/KhronosGroup/glslang/+log/3ead01191215..ea52b3c2d270

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/glslang-angle-autoroll
Please CC jonahr@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/+doc/master/autoroll/README.md

Bug: None
Tbr: jonahr@google.com
Change-Id: Ia998ea27c8a1c50edba8b2fe1f2544b1d5849def
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2489170
Reviewed-by: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index b3f4c30..2774b77 100644
--- a/DEPS
+++ b/DEPS
@@ -37,7 +37,7 @@
   'vk_gl_cts_revision': '483a71c5130edf701b89ce120a01b3b81f87b805',
 
   # Current revision of glslang, the Khronos SPIRV compiler.
-  'glslang_revision': '3ead01191215942f7e8d6f3ada712db37805215a',
+  'glslang_revision': 'ea52b3c2d270ed37a4bb0dea771a6ec289af0f4b',
 
   # Current revision of googletest.
   # Note: this dep cannot be auto-rolled b/c of nesting.