Build flatc as no_chromium_code

Bug: 926235
Change-Id: I7af92cb206981a1585c601633431e57f3266b50c
Reviewed-on: https://chromium-review.googlesource.com/c/1481910
Auto-Submit: Charlie Harrison <csharrison@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Reviewed-by: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#634406}
1 file changed