Remove EVENT_NEW_TIMESTAMP symbol until fully implemented

                                    // voluntary invalidation by mediaserver, or mediaserver crash.

        EVENT_STREAM_END = 7,       // Sent after all the buffers queued in AF and HW are played

                                    // back (after stop is called)

#if 0   // FIXME not yet implemented

        EVENT_NEW_TIMESTAMP = 8,    // Delivered periodically and when there's a significant change

                                    // in the mapping from frame position to presentation time.

                                    // See AudioTimestamp for the information included with event.

#endif

    };

    /* Client should declare a Buffer and pass the address to obtainBuffer()