Roll tools/clang/ dec27d726..13b165992 (29 commits)

https://chromium.googlesource.com/chromium/src/tools/clang/+log/dec27d726d78..13b165992adf

TBR=rharrison@chromium.org

Change-Id: Ifbc50bcbda25655a07b9e33885721d347aa00303
Reviewed-on: https://pdfium-review.googlesource.com/40976
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Lei Zhang <thestig@chromium.org>
diff --git a/DEPS b/DEPS
index 38ed706..6b00f82 100644
--- a/DEPS
+++ b/DEPS
@@ -18,7 +18,7 @@
   'build_revision': '7ac293430bfc16826dc27680c6c3c60911f10759',
   'buildtools_revision': '4ae75c1f8188282a68ecdcc28231585181af4a19',
   'catapult_revision': 'c61a0380486a3c952109d0024cf77dac8a05bbb5',
-  'clang_revision': 'dec27d726d78471325a143a49863846e91d39df8',
+  'clang_revision': '13b165992adfe43a7442fceb958626755ef4d066',
   'code_coverage_revision': '64186cbaf924329bfa0d139c0a45946cc529af1f',
   'cygwin_revision': 'c89e446b273697fadf3a10ff1007a97c0b7de6df',
   'depot_tools_revision': '02d53403125b2669236fd0db69f71f7e332c5767',