Remove not implemented method or unused signal

lib/document/abstractdocumentimpl.h

@@ -106,7 +106,6 @@ Q_SIGNALS:
     void loaded();
     void loadingFailed();
     void isAnimatedUpdated();
-    void editorUpdated();
 
 protected:
     void setDocumentImage(const QImage& image);

lib/documentview/documentview.h

@@ -127,7 +127,6 @@ public:
     void moveToAnimated(const QRect&);
     QPropertyAnimation* fadeIn();
     void fadeOut();
-    void fakeFadeOut();
 
     void setGeometry(const QRectF& rect) override;
 

lib/thumbnailview/thumbnailview.h

@@ -123,7 +123,6 @@ Q_SIGNALS:
      * signal replaces it.
      */
     void indexActivated(const QModelIndex&);
-    void urlListDropped(const QList<QUrl>& lst, const QUrl &destination);
 
     void thumbnailSizeChanged(const QSize&);
     void thumbnailWidthChanged(int);