add method
Implementation
void add(AccessibleNode node, AccessibleNode before) {
if (this is _AccessibleNodeListImpl) {
(this as _AccessibleNodeListImpl).add(node, before);
}
}
void add(AccessibleNode node, AccessibleNode before) {
if (this is _AccessibleNodeListImpl) {
(this as _AccessibleNodeListImpl).add(node, before);
}
}