Roll base/trace_event/common/ 9b2775773..7af6071ed (2 commits)

https://chromium.googlesource.com/chromium/src/base/trace_event/common.git/+log/9b27757731a4..7af6071eddf1

Created with:
  roll-dep base/trace_event/common

Change-Id: If74f77dfab8d7eee1f5b1d2998ed22d7d072b838
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/78412
Reviewed-by: Wei Li <weili@chromium.org>
Commit-Queue: Hui Yingst <nigi@chromium.org>
diff --git a/DEPS b/DEPS
index ff3c698..a061f23 100644
--- a/DEPS
+++ b/DEPS
@@ -101,7 +101,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling trace_event
   # and whatever else without interference from each other.
-  'trace_event_revision': '9b27757731a454d6e76f3d1153ae62d603a16897',
+  'trace_event_revision': '7af6071eddf11ad91fbd5df54138f9d3c6d980d5',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling v8
   # and whatever else without interference from each other.