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Bug 1326105 part 1. dom::RootedCallback should hold on to a JSContext that it can then use in its destructor. r=smaug

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This commit is contained in:
Boris Zbarsky 2016-12-29 13:19:25 -08:00
parent 10f0b72494
commit f3debaf2fb
1 changed files with 4 additions and 1 deletions
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5
dom/bindings/CallbackObject.h
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@ -545,11 +545,12 @@ ImplCycleCollectionUnlink(CallbackObjectHolder<T, U>& aField)
// it ensures that the callback is traced, and that if something is holding onto
// the callback when we're done with it HoldJSObjects is called.
template<typename T>
class RootedCallback : public JS::Rooted<T>
class MOZ_RAII RootedCallback : public JS::Rooted<T>
{
public:
explicit RootedCallback(JSContext* cx)
: JS::Rooted<T>(cx)
, mCx(cx)
{}
// We need a way to make assignment from pointers (how we're normally used)
@ -599,6 +600,8 @@ private:
{
return aOwningNonNull.isInitialized();
}
JSContext* mCx;
};
} // namespace dom