MidiMsgStart       19 content/browser/renderer_host/media/midi_dispatcher_host.cc     : BrowserMessageFilter(MidiMsgStart),
MidiMsgStart       42 content/browser/renderer_host/media/midi_dispatcher_host.cc   if (IPC_MESSAGE_CLASS(message) == MidiMsgStart)
MidiMsgStart       52 content/browser/renderer_host/media/midi_host.cc     : BrowserMessageFilter(MidiMsgStart),
MidiMsgStart       16 content/common/media/midi_messages.h #define IPC_MESSAGE_START MidiMsgStart