Roll recipe dependencies (trivial).

This is an automated CL created by the recipe roller. This CL rolls recipe
changes from upstream projects (e.g. depot_tools) into downstream projects
(e.g. tools/build).


More info is at https://goo.gl/zkKdpD. Use https://goo.gl/noib3a to file a bug.
depot_tools:
  https://crrev.com/76988a8c5288791cf677d5cc20f35d44276e943a git cl: compute reviewers and ccs before pushing change to Gerrit. (tandrii@chromium.org)
  https://crrev.com/ba7b0a466d7dca239c1b34bd7242c815a97de016 git cl: find which reviewers and ccs are OK for Gerrit before upload. (tandrii@chromium.org)


TBR=borenet@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I7d3e409333261424866a10edf713ad9320650e0a
Reviewed-on: https://skia-review.googlesource.com/c/161943
Reviewed-by: Recipe Roller <recipe-roller@chromium.org>
Commit-Queue: Recipe Roller <recipe-roller@chromium.org>
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index 8607900..5d19569 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -14,7 +14,7 @@
   "deps": {
     "depot_tools": {
       "branch": "master",
-      "revision": "dd78844442fef7e3613f6896dbe325cffb495a66",
+      "revision": "ba7b0a466d7dca239c1b34bd7242c815a97de016",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {