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
(or complain)

build:
  https://crrev.com/a1ec1d60129d55b93340a46b2bb389b86ea2fb95 Add gen/ui to generated bindings paths (rockot@chromium.org)
  https://crrev.com/6b5d14dc03df1b90ff9794d0887a491b2c7bad6c [android] Support not passing --adb-path. (jbudorick@chromium.org)

TBR=martiniss@chromium.org,phajdan.jr@chromium.org
BUG=652250,652761

Recipe-Tryjob-Bypass-Reason: Autoroller
Bugdroid-Send-Email: False
Review-Url: https://codereview.chromium.org/2396713002
Cr-Commit-Position: refs/heads/master@{#423020}

infra/config/recipes.cfg

@@ -5,7 +5,7 @@ deps {
   project_id: "build"
   url: "https://chromium.googlesource.com/chromium/tools/build.git"
   branch: "master"
-  revision: "cb68f292f76dfc8fb256e2fd7142639df5fc681d"
+  revision: "6b5d14dc03df1b90ff9794d0887a491b2c7bad6c"
 }
 deps {
   project_id: "depot_tools"