Currently the BUG= line is being concatenated at the end, preventing
Bugdroid from picking it up and bugs from being updated.

BUG=797444

Change-Id: I7242db76a9552658d94fda10ec564b230f4f0037
Reviewed-on: https://chromium-review.googlesource.com/843014
Commit-Queue: Marc-Antoine Ruel <maruel@chromium.org>
Reviewed-by: Marc-Antoine Ruel <maruel@chromium.org>