android-tools: move ebuild to chromiumos-overlay

When we upgrade dev-util/android-tools to version 9.0.0_p3, we need to
introduce some local patches.

BUG=chromium:737840
TEST=build_packages
CQ-DEPEND=CL:1556640

Change-Id: I47293d3f16fb61781ab1a3efeec0d7878f75f485
Reviewed-on: https://chromium-review.googlesource.com/1556587
Commit-Ready: Benjamin Gordon <bmgordon@chromium.org>
Tested-by: Benjamin Gordon <bmgordon@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
4 files changed