RPM build fix (reverted CI changes which will need to be un-reverted or made conditional) and vendor Rust dependencies to make builds much faster in any CI system.

zeroidc/vendor/web-sys/webidls/enabled/CSSStyleSheet.webidl

@@ -0,0 +1,27 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/.
+ *
+ * The origin of this IDL file is
+ * http://dev.w3.org/csswg/cssom/
+ */
+
+enum CSSStyleSheetParsingMode {
+  "author",
+  "user",
+  "agent"
+};
+
+interface CSSStyleSheet : StyleSheet {
+  [Pure]
+  readonly attribute CSSRule? ownerRule;
+  [Throws, NeedsSubjectPrincipal]
+  readonly attribute CSSRuleList cssRules;
+  [ChromeOnly, BinaryName="parsingModeDOM"]
+  readonly attribute CSSStyleSheetParsingMode parsingMode;
+  [Throws, NeedsSubjectPrincipal]
+  unsigned long insertRule(DOMString rule, optional unsigned long index = 0);
+  [Throws, NeedsSubjectPrincipal]
+  undefined deleteRule(unsigned long index);
+};