Roll src/third_party/depot_tools ba883cb5ed14..421bc3f84d1b (5 commits)

https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/ba883cb5ed14..421bc3f84d1b


git log ba883cb5ed14..421bc3f84d1b --date=short --no-merges --format='%ad %ae %s'
2018-08-16 tandrii@chromium.org Deploy git 2.18 to prod win depot_tools users.
2018-08-16 tandrii@chromium.org Register expect_tests in gclient config.
2018-08-15 rsesek@chromium.org Clarify OWNERS error if using TBR.
2018-08-15 vadimsh@chromium.org Revert "[cipd] Check CIPD client hash against pinned SHA256 during updates."
2018-08-15 jbudorick@chromium.org Grant everyone owners on README.recipes.md.


Created with:
  gclient setdep -r src/third_party/depot_tools@421bc3f84d1b

The AutoRoll server is located here: https://depot-tools-chromium-roll.skia.org

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

If the roll is causing failures, please contact the current sheriff, who should
be CC'd on the roll, and stop the roller if necessary.



BUG=chromium:851505,chromium:870166
TBR=agable@chromium.org

Change-Id: I110a7cde5025f046174287878daebf69c48a7286
Reviewed-on: https://chromium-review.googlesource.com/1176682Reviewed-by: depot-tools-chromium-autoroll <depot-tools-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Commit-Queue: depot-tools-chromium-autoroll <depot-tools-chromium-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#583501}

DEPS

@@ -577,7 +577,7 @@ deps = {
   },
 
   'src/third_party/depot_tools':
-    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + 'ba883cb5ed14aac5d81d6105caabf505c3afe8c6',
+    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '421bc3f84d1b4fdbfaf50d8b48449e0e871a6421',
 
   'src/third_party/devtools-node-modules':
     Var('chromium_git') + '/external/github.com/ChromeDevTools/devtools-node-modules' + '@' + Var('devtools_node_modules_revision'),