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authorMoonchild <mcwerewolf@wolfbeast.com>2019-03-13 07:49:07 +0100
committerGitHub <noreply@github.com>2019-03-13 07:49:07 +0100
commitbf0413359245579e9509146d42cd5547e35da695 (patch)
tree8218d4f60d9eccacbf42df8cb88094a082d401b4 /js/xpconnect/wrappers/XrayWrapper.cpp
parent51b821b3fdc5a7eab2369cb6a6680598a6264b08 (diff)
parent709bc24e9110eba12f94cfcb8db00a8338ac4098 (diff)
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Merge pull request #998 from MoonchildProductions/master
Merge master into Sync-weave
Diffstat (limited to 'js/xpconnect/wrappers/XrayWrapper.cpp')
-rw-r--r--js/xpconnect/wrappers/XrayWrapper.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/js/xpconnect/wrappers/XrayWrapper.cpp b/js/xpconnect/wrappers/XrayWrapper.cpp
index 48a9fdc68..6e5a2f5e5 100644
--- a/js/xpconnect/wrappers/XrayWrapper.cpp
+++ b/js/xpconnect/wrappers/XrayWrapper.cpp
@@ -2309,6 +2309,20 @@ XrayWrapper<Base, Traits>::getBuiltinClass(JSContext* cx, JS::HandleObject wrapp
}
template <typename Base, typename Traits>
+bool
+XrayWrapper<Base, Traits>::hasInstance(JSContext* cx,
+ JS::HandleObject wrapper,
+ JS::MutableHandleValue v,
+ bool* bp) const {
+ assertEnteredPolicy(cx, wrapper, JSID_VOID, BaseProxyHandler::GET);
+
+ // CrossCompartmentWrapper::hasInstance unwraps |wrapper|'s Xrays and enters
+ // its compartment. Any present XrayWrappers should be preserved, so the
+ // standard "instanceof" implementation is called without unwrapping first.
+ return JS::InstanceofOperator(cx, wrapper, v, bp);
+}
+
+template <typename Base, typename Traits>
const char*
XrayWrapper<Base, Traits>::className(JSContext* cx, HandleObject wrapper) const
{