removed warnings

src/widget/form/chatform.cpp

@@ -401,7 +401,7 @@ void ChatForm::onAvRinging(uint32_t FriendId, int CallId, bool video)
     addSystemInfoMessage(tr("Calling to %1").arg(f->getDisplayedName()), ChatMessage::INFO, QDateTime::currentDateTime());
 }
 
-void ChatForm::onAvStarting(uint32_t FriendId, int CallId, bool video)
+void ChatForm::onAvStarting(uint32_t FriendId, int, bool video)
 {
     if (FriendId != f->getFriendID())
         return;

src/widget/tool/screengrabberoverlayitem.cpp

@@ -52,7 +52,7 @@ void ScreenGrabberOverlayItem::mousePressEvent(QGraphicsSceneMouseEvent* event)
     
 }
 
-void ScreenGrabberOverlayItem::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
+void ScreenGrabberOverlayItem::paint(QPainter* painter, const QStyleOptionGraphicsItem*, QWidget*)
 {
     painter->setBrush(brush());
     painter->setPen(pen());