1 files changed, 6 insertions, 26 deletions
diff --git a/dom/base/EventSource.cpp b/dom/base/EventSource.cpp
index 3bd1fae52d..35a7835cf4 100644
--- a/dom/base/EventSource.cpp
+++ b/dom/base/EventSource.cpp
@@ -2087,32 +2087,6 @@ EventSource::UpdateDontKeepAlive()
 
 NS_IMPL_CYCLE_COLLECTION_CLASS(EventSource)
 
-NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_BEGIN(EventSource)
-  bool isBlack = tmp->IsBlack();
-  if (isBlack || tmp->mKeepingAlive) {
-    if (tmp->mListenerManager) {
-      tmp->mListenerManager->MarkForCC();
-    }
-    if (!isBlack && tmp->PreservingWrapper()) {
-      // This marks the wrapper black.
-      tmp->GetWrapper();
-    }
-    return true;
-  }
-NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_END
-
-NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_IN_CC_BEGIN(EventSource)
-  return tmp->IsBlack();
-NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_IN_CC_END
-
-NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_THIS_BEGIN(EventSource)
-  return tmp->IsBlack();
-NS_IMPL_CYCLE_COLLECTION_CAN_SKIP_THIS_END
-
-NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(EventSource,
-                                               DOMEventTargetHelper)
-NS_IMPL_CYCLE_COLLECTION_TRACE_END
-
 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(EventSource,
                                                   DOMEventTargetHelper)
 NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
@@ -2125,6 +2099,12 @@ NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(EventSource,
   }
 NS_IMPL_CYCLE_COLLECTION_UNLINK_END
 
+bool
+EventSource::IsCertainlyAliveForCC() const
+{
+  return mKeepingAlive;
+}
+
 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(EventSource)
 NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)