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authorwolfbeast <mcwerewolf@gmail.com>2018-12-22 02:15:50 +0100
committerwolfbeast <mcwerewolf@gmail.com>2018-12-22 02:15:50 +0100
commitc9d920e9c630fd8b99b863e034742fd3b38e12d3 (patch)
treea2f3f8a11aa10bca612c9648b9219abc89d73e5a /dom/base/nsDocument.h
parentba81aaf073bbf9b2e832324d1710faa4c61799ba (diff)
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Revise lifetime management of IntersectionObservers.
Tag #249
Diffstat (limited to 'dom/base/nsDocument.h')
-rw-r--r--dom/base/nsDocument.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/dom/base/nsDocument.h b/dom/base/nsDocument.h
index 3725b3c18..d2f97a33e 100644
--- a/dom/base/nsDocument.h
+++ b/dom/base/nsDocument.h
@@ -1341,8 +1341,9 @@ protected:
// Array of observers
nsTObserverArray<nsIDocumentObserver*> mObservers;
- // Array of intersection observers
- nsTArray<RefPtr<mozilla::dom::DOMIntersectionObserver>> mIntersectionObservers;
+ // Hashtable of intersection observers
+ nsTHashtable<nsPtrHashKey<mozilla::dom::DOMIntersectionObserver>>
+ mIntersectionObservers;
// Tracker for animations that are waiting to start.
// nullptr until GetOrCreatePendingAnimationTracker is called.