Relax decoding error handling requirements.
Relax decoding error handling requirements.

Set the error_recognition and error_concealment flags in the codec context similar to ffplay.c.  Also silently drops frames that didn't decode properly instead of stops the entire pipeline.

Review URL: http://codereview.chromium.org/113653

git-svn-id: http://src.chromium.org/svn/trunk/src@16555 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 8ae5cb3d64ca0d5e5bedd27dad238e914b4bde89
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