Roll ffmpeg dep to get correct svn:ignore.
Roll ffmpeg dep to get correct svn:ignore.

TBR=thomasvl
Review URL: http://codereview.chromium.org/5987009

git-svn-id: http://src.chromium.org/svn/trunk/src@70135 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 8528aea5effd8065cc464419590a8ee2aa751f89
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser