Rename InstrumentView250 to InstrumentViewFixedSize

include/DummyInstrument.h

@@ -68,7 +68,7 @@ public:
 
 	virtual PluginView * instantiateView( QWidget * _parent )
 	{
-		return new InstrumentView250( this, _parent );
+		return new InstrumentViewFixedSize( this, _parent );
 	}
 } ;
 

include/InstrumentView.h

@@ -59,14 +59,14 @@ public:
 
 
 //! Instrument view with fixed LMMS-default size
-class LMMS_EXPORT InstrumentView250 : public InstrumentView
+class LMMS_EXPORT InstrumentViewFixedSize : public InstrumentView
 {
 	QSize sizeHint() const override { return QSize(250, 250); }
 	QSize minimumSizeHint() const override { return sizeHint(); }
 
 public:
 	using InstrumentView::InstrumentView;
-	~InstrumentView250() override;
+	~InstrumentViewFixedSize() override;
 } ;