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Avoid some useless ForgetSkippable handling while we're already dealing

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with snow-white objects.
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wolfbeast 2019-05-25 16:08:16 +02:00 • committed by Roy Tam
commit d564849429
1 changed files with 5 additions and 0 deletions
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5
xpcom/base/nsCycleCollector.cpp
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@ -2832,6 +2832,11 @@ nsCycleCollector::ForgetSkippable(bool aRemoveChildlessNodes,
{
CheckThreadSafety();
// Avoid this when we're aleady dealing with snow-white objects.
if (mFreeingSnowWhite) {
return;
}
mozilla::Maybe<mozilla::AutoGlobalTimelineMarker> marker;
if (NS_IsMainThread()) {
marker.emplace("nsCycleCollector::ForgetSkippable", MarkerStackRequest::NO_STACK);