1 files changed, 16 insertions, 0 deletions
diff --git a/netwerk/protocol/http/nsIEarlyHintObserver.idl b/netwerk/protocol/http/nsIEarlyHintObserver.idl
new file mode 100644
index 0000000000..1cc206ae56
--- /dev/null
+++ b/netwerk/protocol/http/nsIEarlyHintObserver.idl
@@ -0,0 +1,16 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+#include "nsISupports.idl"
+
+[scriptable, uuid(97b6be6f-283c-45dd-81a7-4bb2d87d42f8)]
+interface nsIEarlyHintObserver : nsISupports
+{
+  /**
+   * This method is called when the transaction has early hint (i.e. the
+   * '103 Early Hint' informational response) headers.
+   */
+  void earlyHint(in ACString linkHeader, in ACString referrerPolicy, in ACString cspHeader);
+};