Remvoe destroyedTrack signal

include/Track.h

@@ -85,7 +85,6 @@ class LMMS_EXPORT Track : public Model, public JournallingObject
 	} ;
 
 	Track(Type type);
-	~Track() override;
 
 	Track * clone();
 
@@ -223,7 +222,6 @@ public slots:
 
 
 signals:
-	void destroyedTrack();
 	void nameChanged();
 	void clipAdded( lmms::Clip * );
 	void colorChanged();

src/core/Track.cpp

@@ -61,23 +61,11 @@ Track::Track(Type type) :
 	m_trackContainer(nullptr),        /*!< The track container object */
 	m_type( type ),                /*!< The track type */
 	m_name(),                       /*!< The track's name */
+	m_height(-1),
 	m_mutedModel( false, this, tr( "Mute" ) ), /*!< For controlling track muting */
 	m_soloModel( false, this, tr( "Solo" ) ), /*!< For controlling track soloing */
 	m_clips()        /*!< The clips (segments) */
 {	
-	m_height = -1;
-}
-
-
-
-
-/*! \brief Destroy this track
- *
- *  Delete the clips and remove this track from the track container.
- */
-Track::~Track()
-{
-	emit destroyedTrack();
 }
 
 /*! \brief Clone a track from this track

src/gui/tracks/TrackView.cpp

@@ -88,8 +88,8 @@ TrackView::TrackView( Track * track, TrackContainerView * tcv ) :
 	setAcceptDrops( true );
 	setAttribute( Qt::WA_DeleteOnClose, true );
 
+	connect(m_track, &QObject::destroyed, this, &TrackView::close);
 
-	connect( m_track, SIGNAL(destroyedTrack()), this, SLOT(close()));
 	connect( m_track,
 		SIGNAL(clipAdded(lmms::Clip*)),
 			this, SLOT(createClipView(lmms::Clip*)),
@@ -195,7 +195,7 @@ void TrackView::modelChanged()
 {
 	m_track = castModel<Track>();
 	Q_ASSERT( m_track != nullptr );
-	connect( m_track, SIGNAL(destroyedTrack()), this, SLOT(close()));
+	connect(m_track, &QObject::destroyed, this, &TrackView::close);
 	m_trackOperationsWidget.m_muteBtn->setModel( &m_track->m_mutedModel );
 	m_trackOperationsWidget.m_soloBtn->setModel( &m_track->m_soloModel );
 	ModelView::modelChanged();