(Coverity) DVDPlayerVideo: Remove assignment of bRequestDrop which is never read
(Coverity) Skin: properly initialize m_effectsSlowDown
(Coverity) iso9660: make sure to initialize m_paths to 0 as it's used by Reset()
(Coverity) VideoCodecs: Remove unused method pts_itod()
(Coverity) AudioEngine: Cosmetics and member initialization ActiveAEBuffer
Merge pull request #5711 from fritsch/coverity2

Coverity: Fixes 2