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/unstable/ReadableStreamBYOBReader.webidl

@@ -0,0 +1,22 @@
+/* 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,
+ * 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/.
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * Source: https://streams.spec.whatwg.org/#readablestreamdefaultreader
+ */
+
+[Exposed=(Window,Worker,Worklet)]
+interface ReadableStreamBYOBReader {
+  constructor(ReadableStream stream);
+
+  Promise<ReadableStreamBYOBReadResult> read(ArrayBufferView view);
+  undefined releaseLock();
+};
+ReadableStreamBYOBReader includes ReadableStreamGenericReader;
+
+dictionary ReadableStreamBYOBReadResult {
+ ArrayBufferView value;
+ boolean done;
+};