@interface PGMusicCache : NSObject { void /* unknown type, empty encoding */ cacheURL; void /* unknown type, empty encoding */ persistentStoreCoordinator; void /* unknown type, empty encoding */ managedObjectContext; } + (id)cacheAtURL:(id)a0 error:(id *)a1; + (id)cacheWithPhotoLibrary:(id)a0 error:(id *)a1; - (BOOL)removeSongSourcesWithSongSourceCategory:(id)a0 progressReporter:(id)a1 error:(id *)a2; - (BOOL)removeSongSourcesWithSongSourceCategories:(id)a0 progressReporter:(id)a1 error:(id *)a2; - (id)statusAndReturnError:(id *)a0; - (id)init; - (void).cxx_destruct; - (BOOL)removeAllWithProgressReporter:(id)a0 error:(id *)a1; @end