torbjorng@ has left Google and kjellander@ will in a month.
Replacing remaining ownership (after some cleanup) with
phoglund@.

BUG=libyuv:739
NOTRY=True

Change-Id: I228f2d87008f5f9cbce1ac88dc51c7f2ad6192c0
Reviewed-on: https://chromium-review.googlesource.com/680934Reviewed-by: Frank Barchard <fbarchard@google.com>
Commit-Queue: Henrik Kjellander <kjellander@chromium.org>