for (auto node : *this) {

CppgcMixin* ptr = node->persistent.Get();

if (ptr != nullptr) {

ptr->Finalize();

}

}

for (auto node : *this) {

CppgcMixin* ptr = node->persistent.Get();

if (ptr != nullptr) {

tracker->Track(ptr);

}

}

for (auto weak_it = begin(); weak_it != end();) {

CppgcWrapperListNode* node = *weak_it;

auto next_it = ++weak_it;

// The underlying cppgc wrapper has already been garbage collected.

// Remove it from the list.

if (!node->persistent) {

node->persistent.Clear();

delete node;

}

weak_it = next_it;

}