The repo it references is obsolete and I've been requested to delete it.

Bug: 963195
Change-Id: I4e765465950f85d4bdcb604804959ff29a00f062
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/tools/depot_tools/+/1611591Reviewed-by: Andrii Shyshkalov <tandrii@chromium.org>
Commit-Queue: Andrii Shyshkalov <tandrii@chromium.org>