Remove not implemented method or unused signal

src/board.h

@@ -104,7 +104,6 @@ private:
 	QPointF mapToScene(Pos);
 	void centerOnPos(Item* item, const Pos& pos, bool animated = true);
 	void centerOnPos(Item* item, bool animated = true);
-	void removeFrame();
 	void centerAndResize(Item* item, QSize size, bool animated = true);
 	PieceType getPromotedType();
 

src/core/move.h

@@ -111,7 +111,6 @@ public:
 	Notation notation() const;
 
 	bool operator==(Move other ) const;
-	void toCoordinateNotation(Grid);
 
 	void setTime(const QTime&);
 	QTime time();

src/knightsview.h

@@ -78,8 +78,6 @@ Q_SIGNALS:
 
 	void displayedPlayerChanged(Color);
 
-	void popupAccepted();
-	void popupRejected();
 };
 }
 

src/proto/ficsdialog.h

@@ -39,7 +39,6 @@ public:
     explicit FicsDialog ( QWidget* parent = nullptr, Qt::WindowFlags f = {} );
 	~FicsDialog() override;
 
-	int acceptedGameId();
 	QString userName();
 	QString password();
 	bool remember();
@@ -72,7 +71,6 @@ public Q_SLOTS:
 
 Q_SIGNALS:
     void login ( const QString &username, const QString &password );
-	void createAccount();
 
 	void seekingChanged ( bool seek );
 	void declineButtonNeeded ( bool needed );

src/proto/protocol.h

@@ -145,14 +145,11 @@ Q_SIGNALS:
 	void illegalMove();
 	void gameOver ( Color winner );
 
-	void errorStringChanged ( const QString& errorString );
-	void errorCodeChanged ( const ErrorCode& error );
 
 	void initSuccesful();
 	void error ( const Protocol::ErrorCode& errorCode, const QString& errorString = QString() );
 
 	void timeChanged ( const QTime& time );
-	void timeLimitChanged ( const QTime& time );
 	void undoPossible ( bool possible );
 	void redoPossible ( bool possible );