1297         let mut child;  in delete()  localVariable
1319             child = replace.right();  in delete()
1325                 if !child.is_null() {  in delete()
1326                     child.set_parent(parent);  in delete()
1328                 parent.set_left(child);  in delete()
1339                 self.delete_fixup(child, parent);  in delete()
1347             child = node.left();  in delete()
1349             child = node.right();  in delete()
1354         if !child.is_null() {  in delete()
1355             child.set_parent(parent);  in delete()
1359             self.root = child  in delete()
1362                 parent.set_left(child);  in delete()
1364                 parent.set_right(child);  in delete()
1369             self.delete_fixup(child, parent);  in delete()