| 
                                Change Return Type	AsyncMethodCallback<PersistCommand> to AsyncMethodCallback<FileSystemCommand> in method public getResultHandler(fb AsyncFrameBuffer, seqid int) : AsyncMethodCallback<FileSystemCommand> in class tachyon.thrift.FileSystemMasterWorkerService.AsyncProcessor.heartbeat | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public workerHeartbeat(workerId long, persistedFiles List<Long>) : FileSystemCommand in class tachyon.master.file.FileSystemMaster | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public heartbeat(workerId long, persistedFiles List<Long>) : FileSystemCommand in class tachyon.thrift.FileSystemMasterWorkerService.Iface | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public heartbeat(workerId long, persistedFiles List<Long>) : FileSystemCommand in class tachyon.master.file.FileSystemMasterWorkerServiceHandler | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public heartbeat(workerId long, persistedFiles List<Long>) : FileSystemCommand in class tachyon.thrift.FileSystemMasterWorkerService.Client | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public heartbeat(workerId long, persistedFiles List<Long>) : FileSystemCommand in class tachyon.worker.file.FileSystemMasterClient | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public getResult() : FileSystemCommand in class tachyon.thrift.FileSystemMasterWorkerService.AsyncClient.heartbeat_call | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public getSuccess() : FileSystemCommand in class tachyon.thrift.FileSystemMasterWorkerService.heartbeat_result | 
                                From | 
                                To | 
                            
                            
                            
                                 | 
                                Change Return Type	PersistCommand to FileSystemCommand in method public recv_heartbeat() : FileSystemCommand in class tachyon.thrift.FileSystemMasterWorkerService.Client | 
                                From | 
                                To |