cleanup: remove MainWindow::refreshProfile()

This only calls MainWindow::showProfile(), so simply call
that directly.

Moreover make two "public slots" private member functions,
since these were only called locally.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>

desktop-widgets/mainwindow.cpp

@@ -627,16 +627,11 @@ bool MainWindow::plannerStateClean()
 	return true;
 }
 
-void MainWindow::refreshProfile()
-{
-	showProfile();
-}
-
 void MainWindow::planCanceled()
 {
 	// while planning we might have modified the displayed_dive
 	// let's refresh what's shown on the profile
-	refreshProfile();
+	showProfile();
 	refreshDisplay();
 }