void JSStyleSheet::markChildren(MarkStack& markStack) { Base::markChildren(markStack); StyleSheet* sheet = impl(); JSGlobalData& globalData = *Heap::heap(this)->globalData(); unsigned length = sheet->length(); for (unsigned i = 0; i < length; ++i) markDOMObjectWrapper(markStack, globalData, sheet->item(i)); }
void JSStyleSheet::markChildren(MarkStack& markStack) { Base::markChildren(markStack); StyleSheet* sheet = impl(); JSGlobalData& globalData = *Heap::heap(this)->globalData(); unsigned length = sheet->length(); for (unsigned i = 0; i < length; ++i) markDOMObjectWrapper(markStack, globalData, sheet->item(i)); // This prevents us from having a style sheet with a dangling ownerNode pointer. // A better solution would be to handle this on the DOM side -- if the style sheet // is kept around, then we want the node to stay around too. One possibility would // be to make ref/deref on the style sheet ref/deref the node instead, but there's // a lot of disentangling of the CSS DOM objects that would need to happen first. if (Node* ownerNode = sheet->ownerNode()) markDOMNodeWrapper(markStack, ownerNode->document(), ownerNode); }