Roll src/third_party/depot_tools 23247b993215..9ab047e78be3 (1 commits)

https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/23247b993215..9ab047e78be3

git log 23247b993215..9ab047e78be3 --date=short --no-merges --format='%ad %ae %s'
2019-11-07 jaspercb@chromium.org [tricium] Add string_view to list of C++ headers

Created with:
  gclient setdep -r src/third_party/depot_tools@9ab047e78be3

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

TBR=agable@chromium.org

Bug: None
Change-Id: I037deddd2a51ea5ed38df5ebd08af46357e47119
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1903527Reviewed-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@{#713467}

DEPS

@@ -896,7 +896,7 @@ deps = {
   },
 
   'src/third_party/depot_tools':
-    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '23247b99321549c24e62ad45200409419423695d',
+    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '9ab047e78be34f3345b00c3d71cbfcbbe110ab3b',
 
   'src/third_party/devtools-frontend/src':
     Var('chromium_git') + '/devtools/devtools-frontend' + '@' + Var('devtools_frontend_revision'),