tree c4ad3fa6707ddf2b82f8996c8e6c3ba47fda92fa
parent 33bfe76177df0b91a33b75bc33759977ba55ff5c
author William A. Kennington III <wak@google.com> 1540954396 -0700
committer William A. Kennington III <wak@google.com> 1541530725 +0000

control/zone: Use const references when iterating

We don't want to copy the object out of the container we are iterating
over.

Tested:
    Built and run through unit tests.

Change-Id: I68b041f98e1c6a6a9dbc59448b629e1d22ba62c9
Signed-off-by: William A. Kennington III <wak@google.com>