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/31a486419e279333146ca1e75fcffd510a863d30 Improve no-long-lines check for Python files. (digit@google.com)


TBR=borenet@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: Iac11c9517d115b8ada4282f5bf87d5c71ddbe089
Reviewed-on: https://skia-review.googlesource.com/c/183241
Reviewed-by: Recipe Roller <recipe-roller@chromium.org>
Commit-Queue: Recipe Roller <recipe-roller@chromium.org>
diff --git a/infra/bots/README.recipes.md b/infra/bots/README.recipes.md
index cbc20bf..e65e48c 100644
--- a/infra/bots/README.recipes.md
+++ b/infra/bots/README.recipes.md
@@ -14,9 +14,9 @@
 
 &mdash; **def [git](/infra/bots/recipes/swarm_infra.py#35)(api, \*cmd, \*\*kwargs):**
 
-[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/36248fcd635b13c751d11e6722072bed2d57cb8a/recipes/README.recipes.md#recipe_modules-bot_update
-[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/36248fcd635b13c751d11e6722072bed2d57cb8a/recipes/README.recipes.md#recipe_modules-gclient
-[depot_tools/recipe_modules/infra_paths]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/36248fcd635b13c751d11e6722072bed2d57cb8a/recipes/README.recipes.md#recipe_modules-infra_paths
+[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/31a486419e279333146ca1e75fcffd510a863d30/recipes/README.recipes.md#recipe_modules-bot_update
+[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/31a486419e279333146ca1e75fcffd510a863d30/recipes/README.recipes.md#recipe_modules-gclient
+[depot_tools/recipe_modules/infra_paths]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/31a486419e279333146ca1e75fcffd510a863d30/recipes/README.recipes.md#recipe_modules-infra_paths
 [recipe_engine/recipe_modules/context]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/27cd207dfb18d832d94218e61720acbb0127a26b/README.recipes.md#recipe_modules-context
 [recipe_engine/recipe_modules/file]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/27cd207dfb18d832d94218e61720acbb0127a26b/README.recipes.md#recipe_modules-file
 [recipe_engine/recipe_modules/path]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/27cd207dfb18d832d94218e61720acbb0127a26b/README.recipes.md#recipe_modules-path
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index 3605b8d..e3499f8 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -14,7 +14,7 @@
   "deps": {
     "depot_tools": {
       "branch": "master",
-      "revision": "36248fcd635b13c751d11e6722072bed2d57cb8a",
+      "revision": "31a486419e279333146ca1e75fcffd510a863d30",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {