qt: Drop no longer used SplashScreen::finish() slot

Author: hebasto

src/qt/splashscreen.cpp

@@ -161,16 +161,6 @@ bool SplashScreen::eventFilter(QObject * obj, QEvent * ev) {
     return QObject::eventFilter(obj, ev);
 }
 
-void SplashScreen::finish()
-{
-    /* If the window is minimized, hide() will be ignored. */
-    /* Make sure we de-minimize the splashscreen window before hiding */
-    if (isMinimized())
-        showNormal();
-    hide();
-    deleteLater(); // No more need for this
-}
-
 static void InitMessage(SplashScreen *splash, const std::string &message)
 {
     bool invoked = QMetaObject::invokeMethod(splash, "showMessage",

src/qt/splashscreen.h

@@ -37,9 +37,6 @@ class SplashScreen : public QWidget
     void closeEvent(QCloseEvent *event) override;
 
 public Q_SLOTS:
-    /** Hide the splash screen window and schedule the splash screen object for deletion */
-    void finish();
-
     /** Show message and progress */
     void showMessage(const QString &message, int alignment, const QColor &color);