Kick recipes and add trigger_build file.
Kick recipes and add trigger_build file.

TBR=tandrii@chromium.org

Bug:
Change-Id: Ie1f3c48762711061ee63956ea6293d2458ce7bbe
Reviewed-on: https://chromium-review.googlesource.com/827594
Commit-Queue: Jao-ke Chin-Lee <5de1a387cc854ff3d04fab3d66d4e77a58511771@chromium.org>
Reviewed-by: Jao-ke Chin-Lee <5de1a387cc854ff3d04fab3d66d4e77a58511771@chromium.org>

CoherentLabs/depot_tools,CoherentLabs/depot_tools