@interface PGMusicAudioCacher : NSObject + (void)_addSongsWithAdamIDs:(id)a0 toPlaylist:(id)a1 inLibrary:(id)a2 progressReporter:(id)a3 completionHandler:(id /* block */)a4; + (void)cacheSongAudioForAdamIDs:(id)a0 progressReporter:(id)a1 completionHandler:(id /* block */)a2; + (void)removeAllSongsCachedForPhotosWithProgressReporter:(id)a0 completionHandler:(id /* block */)a1; + (void)removeSongsCachedForPhotosWithAdamIDs:(id)a0 progressReporter:(id)a1 completionHandler:(id /* block */)a2; + (id)songPropertiesByAdamIDCachedForPhotosWithError:(id *)a0; @end