Roll Memory Tools from 216d33bbf954 to 4753a8cbcd7c (4 revisions)

https://chromium.googlesource.com/chromium/src/tools/memory.git/+log/216d33bbf954..4753a8cbcd7c

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/memory-tools-pdfium
Please CC pdfium-reviews+autoroller@googlegroups.com,thestig@chromium.org 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://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Bug: None
Tbr: pdfium-reviews+autoroller@googlegroups.com
Change-Id: Idd2f930b2322711469b3f17787baf8a562c9a691
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/115950
Commit-Queue: pdfium-autoroll <pdfium-autoroll@skia-public.iam.gserviceaccount.com>
Bot-Commit: pdfium-autoroll <pdfium-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index e626f91..9654a68 100644
--- a/DEPS
+++ b/DEPS
@@ -202,7 +202,7 @@
   # 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': '216d33bbf954ef7a6c277e8bb86d6a1b9a3dc3c6',
+  'tools_memory_revision': '4753a8cbcd7ca9b8624bd909f915b1c3c7edebea',
   # 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.