Removed undesirable methods from PluginInstanceGUI and related common plugins

plugins/samplesource/hackrfinput/hackrfinputgui.h

@@ -50,12 +50,7 @@ public:
 	virtual ~HackRFInputGui();
 	virtual void destroy();
 
-	void setName(const QString& name);
-	QString getName() const;
-
 	void resetToDefaults();
-	virtual qint64 getCenterFrequency() const;
-	virtual void setCenterFrequency(qint64 centerFrequency);
 	QByteArray serialize() const;
 	bool deserialize(const QByteArray& data);
 	virtual MessageQueue *getInputMessageQueue() { return &m_inputMessageQueue; }