Drop TQT_BASE_OBJECT* defines

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit d235269925)

src/textdocument.cpp

@@ -616,7 +616,7 @@ void TextDocument::slotUpdateMarksInfo()
 
 void TextDocument::slotBookmarkRequested()
 {
-	const TQObject * s = TQT_TQOBJECT(const_cast<TQT_BASE_OBJECT_NAME*>(sender()));
+	const TQObject * s = sender();
 	if (!s) return;
 	
 	TQString name = s->name();