Roll tools/memory/ 71214b910..84ad25942 (2 commits)

https://chromium.googlesource.com/chromium/src/tools/memory/+log/71214b910dec..84ad2594247b

Created with:
  roll-dep tools/memory

Change-Id: I5bc70d2dd1ad16b58321c3422990209dda578520
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/81971
Reviewed-by: Hui Yingst <nigi@chromium.org>
Commit-Queue: Alan Screen <awscreen@chromium.org>
diff --git a/DEPS b/DEPS
index 20f2853..5a50519 100644
--- a/DEPS
+++ b/DEPS
@@ -119,7 +119,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling tools_memory
   # and whatever else without interference from each other.
-  'tools_memory_revision': '71214b910decfe2e7cfc8b0ffc072a1b97da2d36',
+  'tools_memory_revision': '84ad2594247b5046378cfba24feaaa97b33c603d',
   # 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.