#include "flower-proto.hh"
-class Acknowledge_information;
class All_font_metrics;
class Audio_column;
-class Audio_control_function_value_change;
+class Audio_control_change;
class Audio_dynamic;
class Audio_element;
class Audio_instrument;
class Dot_configuration;
class Dot_formatting_problem;
class Engraver;
-class Engraver;
class Engraver_group;
class Event;
class Event_chord;
class Lily_lexer;
class Lily_parser;
class Listener;
-class Lookup;
class Lyric_combine_music;
class Lyric_combine_music_iterator;
class Lyric_engraver;
class Lyric_performer;
class Mensural_ligature_engraver;
class Midi_chunk;
-class Midi_control_function_value_change;
+class Midi_control_change;
+class Midi_control_change_announcer;
class Midi_duration;
class Midi_dynamic;
class Midi_event;