security_OpenFDs: allow /proc when running on ASan.

BUG=chromium:436602
TEST=Still passes locally, passes ASan trybot.

Change-Id: I9494f74a9ad7a9321d95d4f0928ef6ab3d7080fe
Reviewed-on: https://chromium-review.googlesource.com/234130
Trybot-Ready: Jorge Lucangeli Obes <jorgelo@chromium.org>
Tested-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Reviewed-by: Jorge Lucangeli Obes <jorgelo@chromium.org>
Commit-Queue: Jorge Lucangeli Obes <jorgelo@chromium.org>
1 file changed