Windows Vista/7: Broken Video from unicast/multicast rtp/udp stream

On Windows Vista and 7, git commit

http://git.videolan.org/?p=vlc/vlc-2.2.git;a=commit;h=1fb1731824e8abebe37bd8d9665724c69d0f5aee

causes broken/stuttering video playback.

Reverting this commit in latest git resolves the issue.

We have tested with 2.2.0-release on Windows 10tp / 8 / 8.1 / MacOS 10.10.2 / Linux, and found issues only on Windows Vista and 7.