Clean up copyimage.h

Change-Id: Ie4b81bb37dbbe6a9584dfc6a6c92670a9b73cda5
Reviewed-on: https://chromium-review.googlesource.com/207374
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Tested-by: Geoff Lang <geofflang@chromium.org>
16 files changed