Roll Memory Tools from 7f4bdaac14af to 3c7b1f4daab1 (3 revisions)

https://chromium.googlesource.com/chromium/src/tools/memory.git/+log/7f4bdaac14af..3c7b1f4daab1

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 thestig@chromium.org,thestig@google.com 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: thestig@google.com
Change-Id: I8ba0597fff46a2225e8c7aeb2ebd11e8c420a723
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/135070
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 d55e53c..37d4a26 100644
--- a/DEPS
+++ b/DEPS
@@ -228,7 +228,7 @@
   # 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': '7f4bdaac14afec7c4fff3c9c88194c4a8f49ab25',
+  'tools_memory_revision': '3c7b1f4daab1520239cb172059e2e16684fd3128',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling tools_rust
   # and whatever else without interference from each other.