Roll Depot Tools from cf77d6e387b6 to 84620d395a4d (1 revision)

https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/cf77d6e387b6..84620d395a4d

2020-06-03 ehmaldonado@google.com gsutil.py.bat: Skip updating depot_tools if DEPOT_TOOLS_UPDATE=0.

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/+doc/master/autoroll/README.md

Bug: chromium:1090603
Tbr: agable@chromium.org
Change-Id: Ia2e529b3edd91a48f5f277e88c6d678bab6b63af
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2229271Reviewed-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@{#774903}

DEPS

@@ -875,7 +875,7 @@ deps = {
   },
 
   'src/third_party/depot_tools':
-    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + 'cf77d6e387b6d0ce269f048e1f858e0ef27be2e5',
+    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '84620d395a4d776f393a3c121544ff0b9b9c1c71',
 
   'src/third_party/devtools-frontend/src':
     Var('chromium_git') + '/devtools/devtools-frontend' + '@' + Var('devtools_frontend_revision'),