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-rw-r--r--dom/html/TextTrackManager.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/dom/html/TextTrackManager.h b/dom/html/TextTrackManager.h
index d20707346..4ad1a57a7 100644
--- a/dom/html/TextTrackManager.h
+++ b/dom/html/TextTrackManager.h
@@ -170,11 +170,15 @@ private:
{
MOZ_ASSERT(NS_IsMainThread());
if (strcmp(aTopic, NS_XPCOM_SHUTDOWN_OBSERVER_ID) == 0) {
- nsContentUtils::UnregisterShutdownObserver(this);
- mManager->NotifyShutdown();
+ if (mManager) {
+ mManager->NotifyShutdown();
+ }
+ Unregister();
}
return NS_OK;
}
+
+ void Unregister();
private:
~ShutdownObserverProxy() {};