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Bug 1392970 - Part 1: Make CustomElementDefinition ref-counted and put it in CustomElementData.

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Tag UXP Issue #1344
This commit is contained in:
Gaming4JC 2020-01-05 15:31:44 -05:00 • committed by Roy Tam
commit 7ce1742985
7 changed files with 141 additions and 50 deletions
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14
dom/base/FragmentOrElement.cpp
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@ -589,6 +589,13 @@ FragmentOrElement::nsDOMSlots::Traverse(nsCycleCollectionTraversalCallback &cb)
mExtendedSlots->mCustomElementData->mReactionQueue[i]->Traverse(cb);
}
}
if (mExtendedSlots->mCustomElementData->mCustomElementDefinition) {
NS_CYCLE_COLLECTION_NOTE_EDGE_NAME(cb,
"mExtendedSlots->mCustomElementData->mCustomElementDefinition");
cb.NoteNativeChild(mExtendedSlots->mCustomElementData->mCustomElementDefinition,
NS_CYCLE_COLLECTION_PARTICIPANT(CustomElementDefinition));
}
}
for (auto iter = mExtendedSlots->mRegisteredIntersectionObservers.Iter();
@ -625,7 +632,12 @@ FragmentOrElement::nsDOMSlots::Unlink()
mExtendedSlots->mContainingShadow = nullptr;
MOZ_ASSERT(!(mExtendedSlots->mXBLBinding));
mExtendedSlots->mXBLInsertionParent = nullptr;
mExtendedSlots->mCustomElementData = nullptr;
if (mExtendedSlots->mCustomElementData) {
if (mExtendedSlots->mCustomElementData->mCustomElementDefinition) {
mExtendedSlots->mCustomElementData->mCustomElementDefinition = nullptr;
}
mExtendedSlots->mCustomElementData = nullptr;
}
mExtendedSlots->mRegisteredIntersectionObservers.Clear();
nsCOMPtr<nsIFrameLoader> frameLoader =
do_QueryInterface(mExtendedSlots->mFrameLoaderOrOpener);