squash: Forward declare types (Create a base class for audio and video players)
squash: Remove GotPacket (Add dummy hooks in useful places)
squash: Remove GotPacket (Make omxplayer use dvdplayer as base class)
squash: Add SendEOFMessages (Add dummy hooks in useful places)
squash: Add SendEOFMessages (Make omxplayer use dvdplayer as base class)
squash: Overridable SetSpeed (Add dummy hooks in useful places)
squash: Overridable SetSpeed (Make omxplayer use dvdplayer as base class)
squash: Overridable HandlePlayerStart (Add dummy hooks in useful places)
squash: Overridable HandlePlayerStart (Make omxplayer use dvdplayer as base class)
squash: Drop log.h (Add dummy hooks in useful places)
Revert "[dvdplayer] Use GetTime for scene skipping"

This reverts commit ee413e9999a3d6004298287d662bd886729fedc6.
squash: Add GetSceneSkipTime (Add dummy hooks in useful places)
squash: Add GetSceneSkipTime (Make omxplayer use dvdplayer as base class)