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/c634ba57059c1ff965ccbfa3277bf025fb1ae891 Allow gclient solution URLs to be |None|. (mmoss@google.com)


TBR=borenet@google.com

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Change-Id: I85619aa3a55202033ae02492d8d69a5b5810209c
Reviewed-on: https://skia-review.googlesource.com/54880
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 f4ac7f7..60cb88b 100644
--- a/infra/bots/README.recipes.md
+++ b/infra/bots/README.recipes.md
@@ -842,12 +842,12 @@
 
 &mdash; **def [RunSteps](/infra/bots/recipe_modules/vars/examples/full.py#12)(api):**
 
-[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/df96318599f847b1503213e48be85f7adf811e4d/recipes/README.recipes.md#recipe_modules-bot_update
-[depot_tools/recipe_modules/depot_tools]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/df96318599f847b1503213e48be85f7adf811e4d/recipes/README.recipes.md#recipe_modules-depot_tools
-[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/df96318599f847b1503213e48be85f7adf811e4d/recipes/README.recipes.md#recipe_modules-gclient
-[depot_tools/recipe_modules/git]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/df96318599f847b1503213e48be85f7adf811e4d/recipes/README.recipes.md#recipe_modules-git
-[depot_tools/recipe_modules/gsutil]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/df96318599f847b1503213e48be85f7adf811e4d/recipes/README.recipes.md#recipe_modules-gsutil
-[depot_tools/recipe_modules/tryserver]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/df96318599f847b1503213e48be85f7adf811e4d/recipes/README.recipes.md#recipe_modules-tryserver
+[depot_tools/recipe_modules/bot_update]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c634ba57059c1ff965ccbfa3277bf025fb1ae891/recipes/README.recipes.md#recipe_modules-bot_update
+[depot_tools/recipe_modules/depot_tools]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c634ba57059c1ff965ccbfa3277bf025fb1ae891/recipes/README.recipes.md#recipe_modules-depot_tools
+[depot_tools/recipe_modules/gclient]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c634ba57059c1ff965ccbfa3277bf025fb1ae891/recipes/README.recipes.md#recipe_modules-gclient
+[depot_tools/recipe_modules/git]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c634ba57059c1ff965ccbfa3277bf025fb1ae891/recipes/README.recipes.md#recipe_modules-git
+[depot_tools/recipe_modules/gsutil]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c634ba57059c1ff965ccbfa3277bf025fb1ae891/recipes/README.recipes.md#recipe_modules-gsutil
+[depot_tools/recipe_modules/tryserver]: https://chromium.googlesource.com/chromium/tools/depot_tools.git/+/c634ba57059c1ff965ccbfa3277bf025fb1ae891/recipes/README.recipes.md#recipe_modules-tryserver
 [recipe_engine/recipe_modules/context]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/4d872b88fb06006ec917c6d2a3324e26c0124319/README.recipes.md#recipe_modules-context
 [recipe_engine/recipe_modules/file]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/4d872b88fb06006ec917c6d2a3324e26c0124319/README.recipes.md#recipe_modules-file
 [recipe_engine/recipe_modules/json]: https://chromium.googlesource.com/infra/luci/recipes-py.git/+/4d872b88fb06006ec917c6d2a3324e26c0124319/README.recipes.md#recipe_modules-json
diff --git a/infra/config/recipes.cfg b/infra/config/recipes.cfg
index d65edc3..582a5e4 100644
--- a/infra/config/recipes.cfg
+++ b/infra/config/recipes.cfg
@@ -14,7 +14,7 @@
   "deps": {
     "depot_tools": {
       "branch": "master",
-      "revision": "df96318599f847b1503213e48be85f7adf811e4d",
+      "revision": "c634ba57059c1ff965ccbfa3277bf025fb1ae891",
       "url": "https://chromium.googlesource.com/chromium/tools/depot_tools.git"
     },
     "recipe_engine": {