1 files changed, 11 insertions, 0 deletions
diff --git a/chromium/third_party/blink/renderer/core/frame/navigator_ua.idl b/chromium/third_party/blink/renderer/core/frame/navigator_ua.idl
new file mode 100644
index 00000000000..1b2360ca4b8
--- /dev/null
+++ b/chromium/third_party/blink/renderer/core/frame/navigator_ua.idl
@@ -0,0 +1,11 @@
+// Copyright 2019 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// https://github.com/WICG/ua-client-hints
+
+[
+    RuntimeEnabled=UserAgentClientHint
+] interface mixin NavigatorUA {
+  [SecureContext] readonly attribute NavigatorUAData userAgentData;
+};