Fix for bug 393035 (nsNSElementTearoff should participate in cycle collection). r/sr=jst, a=sicking.

content/base/src/nsGenericElement.cpp

@@ -674,12 +674,15 @@ nsNode3Tearoff::IsDefaultNamespace(const nsAString& aNamespaceURI,
 //----------------------------------------------------------------------
 
 
+NS_IMPL_CYCLE_COLLECTION_1(nsNSElementTearoff, mContent)
+
 NS_INTERFACE_MAP_BEGIN(nsNSElementTearoff)
   NS_INTERFACE_MAP_ENTRY(nsIDOMNSElement)
+  NS_INTERFACE_MAP_ENTRIES_CYCLE_COLLECTION(nsNSElementTearoff)
 NS_INTERFACE_MAP_END_AGGREGATED(mContent)
 
-NS_IMPL_ADDREF(nsNSElementTearoff)
-NS_IMPL_RELEASE(nsNSElementTearoff)
+NS_IMPL_CYCLE_COLLECTING_ADDREF(nsNSElementTearoff)
+NS_IMPL_CYCLE_COLLECTING_RELEASE(nsNSElementTearoff)
 
 NS_IMETHODIMP
 nsNSElementTearoff::GetElementsByClassName(const nsAString& aClasses,

content/base/src/nsGenericElement.h

@@ -1055,10 +1055,12 @@ _elementName::Clone(nsINodeInfo *aNodeInfo, nsINode **aResult) const        \
 class nsNSElementTearoff : public nsIDOMNSElement
 {
 public:
-  NS_DECL_ISUPPORTS
+  NS_DECL_CYCLE_COLLECTING_ISUPPORTS
 
   NS_DECL_NSIDOMNSELEMENT
 
+  NS_DECL_CYCLE_COLLECTION_CLASS(nsNSElementTearoff)
+
   nsNSElementTearoff(nsGenericElement *aContent) : mContent(aContent)
   {
   }