Roll third_party/googletest/src/ 5ec7f0c4a..8b6d3f9c4 (48 commits)

https://chromium.googlesource.com/external/github.com/google/googletest.git/+log/5ec7f0c4a113..8b6d3f9c4a77

Created with:
  roll-dep third_party/googletest/src

TBR=tsepez@chromium.org

Change-Id: Ibe7a82fb44ebfd22f81c729b34f4e81e719e208b
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/52095
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>

DEPS

diff --git a/DEPS b/DEPS
index fa25b2b..b3c4419 100644
--- a/DEPS
+++ b/DEPS
@@ -22,7 +22,7 @@
   'cygwin_revision': 'c89e446b273697fadf3a10ff1007a97c0b7de6df',
   'depot_tools_revision': '06d1040fab75709fd0cbea3d3cbfa8774cb826f0',
   'freetype_revision': '31757f969fba60d75404f31e8f1168bef5011770',
-  'gtest_revision': '5ec7f0c4a113e2f18ac2c6cc7df51ad6afc24081',
+  'gtest_revision': '8b6d3f9c4a774bef3081195d422993323b6bb2e0',
   'icu_revision': '07e7295d964399ee7bee16a3ac7ca5a053b2cf0a',
   'instrumented_lib_revision': 'a959e4f0cb643003f2d75d179cede449979e3e77',
   'jinja2_revision': '45571de473282bd1d8b63a8dfcb1fd268d0635d2',