1 files changed, 10 insertions, 0 deletions
diff --git a/components/script/dom/webidls/CSSStyleRule.webidl b/components/script/dom/webidls/CSSStyleRule.webidl
new file mode 100644
index 00000000000..acf2386cc18
--- /dev/null
+++ b/components/script/dom/webidls/CSSStyleRule.webidl
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+/* 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 http://mozilla.org/MPL/2.0/. */
+
+// https://drafts.csswg.org/cssom/#the-cssstylerule-interface
+[Exposed=(Window,Worker)]
+interface CSSStyleRule : CSSRule {
+  // attribute DOMString selectorText;
+  // [SameObject, PutForwards=cssText] readonly attribute CSSStyleDeclaration style;
+};