Bugfix in VP8 wrapper Decode method

Failed to preserve the size parameter in the keyframe storage.
Review URL: http://webrtc-codereview.appspot.com/48003

git-svn-id: http://webrtc.googlecode.com/svn/trunk@113 4adac7df-926f-26a2-2b94-8c16560cd09d
1 file changed