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.
recipe_engine:
  https://crrev.com/83831a2405589f70218ae8592d5fcd1bf40c8097 [fetch] Make GitBackend._execute log at info level (iannucci@chromium.org)


TBR=borenet@google.com, stephana@chromium.org

Change-Id: I1e9d3852d9f17ead38de94e0d25f110902530907
Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Reviewed-on: https://skia-review.googlesource.com/14022
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 2dd4399..45d76f2 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -15,13 +15,13 @@
     {
       "branch": "master",
       "project_id": "depot_tools",
-      "revision": "d73ef8e9dd2df373b5477896d08c66df4efd5b7e",
+      "revision": "839d85919154e1a618ef9c257c4207a8e931ead2",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     {
       "branch": "master",
       "project_id": "recipe_engine",
-      "revision": "51e6ae23f698f81136bc508f633588354b5969ca",
+      "revision": "83831a2405589f70218ae8592d5fcd1bf40c8097",
       "url": "https://chromium.googlesource.com/external/github.com/luci/recipes-py.git"
     }
   ],