Roll src/third_party/depot_tools a680c23e7859..beec66070ea7 (1 commits)

https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/a680c23e7859..beec66070ea7

git log a680c23e7859..beec66070ea7 --date=short --first-parent --format='%ad %ae %s'
2020-03-31 ehmaldonado@google.com git-cl: Execute clang-format-diff.py using vpython.

Created with:
  gclient setdep -r src/third_party/depot_tools@beec66070ea7

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/depot-tools-chromium-autoroll
Please CC agable@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://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

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

Bug: chromium:1066187
Tbr: agable@chromium.org
Change-Id: Icc8d272dcf2913e7ba8c4f82fb6025bd7668b676
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2131148Reviewed-by: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: chromium-autoroll <chromium-autoroll@skia-public.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#755174}

DEPS

@@ -877,7 +877,7 @@ deps = {
   },
 
   'src/third_party/depot_tools':
-    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + 'a680c23e78599f7f0b761ada3158387a9e9a05b3',
+    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + 'beec66070ea79d5cad14d27927ef1bb2f0f01793',
 
   'src/third_party/devtools-frontend/src':
     Var('chromium_git') + '/devtools/devtools-frontend' + '@' + Var('devtools_frontend_revision'),