message: TODO: inaccurate retained memory profile
diff: @@ -384,6 +384,8 @@ impl Module {
  let freezer = Freezer::new(frozen_heap);
  let slots = slots.freeze(&freezer)?;
  let stacks = if heap_profile_on_freeze.get() {
  + // TODO(nga): retained heap profile does not store information about data
  + // allocated in frozen heap before freeze starts.
  Some(AggregateHeapProfileInfo::collect(
  &heap,
  Some(HeapKind::Frozen),
  