def getTracksForAlbumInCollection(album,user=nil,extras=nil)
      method = 'getTracksForAlbumInCollection'
      type = Track
      args = {:album=>album}
      args[:user] = user if user
      args[:extras] = extras if extras
      return_object type,method,args
    end
def getTracksForAlbumInCollection(album,user=nil,extras=nil)
      method = 'getTracksForAlbumInCollection'
      type = Track
      args = {:album=>album}
      args[:user] = user if user
      args[:extras] = extras if extras
      return_object type,method,args
    end
Which tracks on the given album are in the user's collection.