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-rw-r--r--components/script/dom/bindings/utils.rs6
1 files changed, 6 insertions, 0 deletions
diff --git a/components/script/dom/bindings/utils.rs b/components/script/dom/bindings/utils.rs
index 9302bb40a09..1e2cf5c40f6 100644
--- a/components/script/dom/bindings/utils.rs
+++ b/components/script/dom/bindings/utils.rs
@@ -557,3 +557,9 @@ unsafe extern "C" fn instance_class_has_proto_at_depth(clasp: *const js::jsapi::
pub const DOM_CALLBACKS: DOMCallbacks = DOMCallbacks {
instanceClassMatchesProto: Some(instance_class_has_proto_at_depth),
};
+
+#[allow(missing_docs)]
+pub struct Prefable<T: 'static> {
+ pub pref: Option<&'static str>,
+ pub specs: &'static [T]
+}