| /* This Source Code Form is subject to the terms of the Mozilla Public | |
| * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| * file, You can obtain one at https://mozilla.org/MPL/2.0/. */ | |
| // https://dom.spec.whatwg.org/#mixin-xpathevaluatorbase | |
| [Exposed=Window] | |
| callback interface XPathNSResolver { | |
| DOMString? lookupNamespaceURI(DOMString? prefix); | |
| }; |