Support Deps / libvpx / 047b0b01bbe

Commits

Tero Rintaluoma committed 047b0b01bbe05 Dec 2013

Fix show existing frame

- Disable mode info update in case where current frame is coded
  as "show existing frame".
- Should fix issue 676.

Change-Id: Ibee681850eb307f982da6528d3e31cb94f881c08