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Bug 940692 - Fix rooting hazard in CheckForOutdatedParent() r=smaug

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This commit is contained in:
Jon Coppeard 2013-11-20 15:37:30 +00:00
parent ca69392589
commit cdb8275c7d
1 changed files with 4 additions and 4 deletions
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8
content/base/src/nsINode.cpp
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@ -1331,15 +1331,15 @@ AdoptNodeIntoOwnerDoc(nsINode *aParent, nsINode *aNode)
static nsresult
CheckForOutdatedParent(nsINode* aParent, nsINode* aNode)
{
if (JSObject* existingObj = aNode->GetWrapper()) {
if (JSObject* existingObjUnrooted = aNode->GetWrapper()) {
AutoJSContext cx;
JS::Rooted<JSObject*> existingObj(cx, existingObjUnrooted);
nsIGlobalObject* global = aParent->OwnerDoc()->GetScopeObject();
MOZ_ASSERT(global);
if (js::GetGlobalForObjectCrossCompartment(existingObj) !=
global->GetGlobalJSObject()) {
AutoJSContext cx;
JS::Rooted<JSObject*> rooted(cx, existingObj);
nsresult rv = ReparentWrapper(cx, rooted);
nsresult rv = ReparentWrapper(cx, existingObj);
NS_ENSURE_SUCCESS(rv, rv);
}
}