DCHECK frame parameters instead of return codes.

We should never be creating video frames without width/height. If these
DCHECKs fire we should be fixing the calling code instead.

BUG=4359
R=magjed@webrtc.org, tommi@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/46639004

Cr-Commit-Position: refs/heads/master@{#8779}
git-svn-id: http://webrtc.googlecode.com/svn/trunk@8779 4adac7df-926f-26a2-2b94-8c16560cd09d
4 files changed