-Wdeprecated-copy fixes: cc/

Bug: 1221591
Change-Id: I7c63511d7d448020eee4e07b7c7983c50eade8e2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3004532


Auto-Submit: Peter Kasting <pkasting@chromium.org>
Commit-Queue: Chris Harrelson <chrishtr@chromium.org>
Reviewed-by: Chris Harrelson <chrishtr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#899191}