Remove unused stuff (#5685)

src/core/Engine.cpp

@@ -47,7 +47,6 @@ Lv2Manager * LmmsCore::s_lv2Manager = nullptr;
 #endif
 Ladspa2LMMS * LmmsCore::s_ladspaManager = NULL;
 void* LmmsCore::s_dndPluginKey = nullptr;
-DummyTrackContainer * LmmsCore::s_dummyTC = NULL;
 
 
 
@@ -79,7 +78,6 @@ void LmmsCore::init( bool renderOnly )
 	s_mixer->initDevices();
 
 	PresetPreviewPlayHandle::init();
-	s_dummyTC = new DummyTrackContainer;
 
 	emit engine->initProgress(tr("Launching mixer threads"));
 	s_mixer->startProcessing();
@@ -98,7 +96,6 @@ void LmmsCore::destroy()
 	s_song->clearProject();
 
 	deleteHelper( &s_bbTrackContainer );
-	deleteHelper( &s_dummyTC );
 
 	deleteHelper( &s_fxMixer );
 	deleteHelper( &s_mixer );

src/core/Mixer.cpp

@@ -600,21 +600,6 @@ void Mixer::doSetAudioDevice( AudioDevice * _dev )
 
 
 
-void Mixer::setAudioDevice( AudioDevice * _dev,
-			    bool startNow )
-{
-	stopProcessing();
-
-	doSetAudioDevice( _dev );
-
-	emit sampleRateChanged();
-
-	if (startNow) {startProcessing();}
-}
-
-
-
-
 void Mixer::setAudioDevice(AudioDevice * _dev,
 				const struct qualitySettings & _qs,
 				bool _needs_fifo,

src/core/TrackContainer.cpp

@@ -331,16 +331,3 @@ AutomatedValueMap TrackContainer::automatedValuesFromTracks(const TrackList &tra
 	return valueMap;
 };
 
-
-
-DummyTrackContainer::DummyTrackContainer() :
-	TrackContainer(),
-	m_dummyInstrumentTrack( NULL )
-{
-	setJournalling( false );
-	m_dummyInstrumentTrack = dynamic_cast<InstrumentTrack *>(
-				Track::create( Track::InstrumentTrack,
-							this ) );
-	m_dummyInstrumentTrack->setJournalling( false );
-}
-

src/tracks/InstrumentTrack.cpp

@@ -1135,9 +1135,6 @@ void InstrumentTrackView::freeInstrumentTrackWindow()
 			model()->setHook( NULL );
 			m_window->setInstrumentTrackView( NULL );
 			m_window->parentWidget()->hide();
-			//m_window->setModel(
-			//	engine::dummyTrackContainer()->
-			//			dummyInstrumentTrack() );
 			m_window->updateInstrumentView();
 			s_windowCache << m_window;
 		}