Roll src/third_party/depot_tools f31cb801f2cd..1bfe890bd8fc (1 commits)

https://chromium.googlesource.com/chromium/tools/depot_tools.git/+log/f31cb801f2cd..1bfe890bd8fc

git log f31cb801f2cd..1bfe890bd8fc --date=short --first-parent --format='%ad %ae %s'
2019-11-28 tandrii@google.com bb: ask BB server to respond in JSONPB, which is much faster.

Created with:
  gclient setdep -r src/third_party/depot_tools@1bfe890bd8fc

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:1028915,chromium:1028420,chromium:1028915
Tbr: agable@chromium.org
Change-Id: I9dd24f7573a0406d89a93a7872dc69ec9189d7d2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1941201Reviewed-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@{#719867}

DEPS

@@ -887,7 +887,7 @@ deps = {
   },
 
   'src/third_party/depot_tools':
-    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + 'f31cb801f2cda4ce9ac98675d439070d57c84154',
+    Var('chromium_git') + '/chromium/tools/depot_tools.git' + '@' + '1bfe890bd8fc895baa0631d0547cbfbb4558b9d0',
 
   'src/third_party/devtools-frontend/src':
     Var('chromium_git') + '/devtools/devtools-frontend' + '@' + Var('devtools_frontend_revision'),