8 files changed, 29 insertions, 12 deletions
diff --git a/dom/webidl/ArchiveRequest.webidl b/dom/webidl/ArchiveRequest.webidl
index 24b79cf334..e836c9d7af 100644
--- a/dom/webidl/ArchiveRequest.webidl
+++ b/dom/webidl/ArchiveRequest.webidl
@@ -1,5 +1,4 @@
 /* -*- Mode: IDL; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
 /* 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/. */
diff --git a/dom/webidl/Console.webidl b/dom/webidl/Console.webidl
index 2e8d6b1cff..c41c10383c 100644
--- a/dom/webidl/Console.webidl
+++ b/dom/webidl/Console.webidl
@@ -1,5 +1,4 @@
 /* -*- Mode: IDL; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
 /* 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/. */
diff --git a/dom/webidl/Headers.webidl b/dom/webidl/Headers.webidl
index eef552a7fc..f99741501c 100644
--- a/dom/webidl/Headers.webidl
+++ b/dom/webidl/Headers.webidl
@@ -1,5 +1,4 @@
 /* -*- Mode: IDL; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* 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/.
diff --git a/dom/webidl/IDBFileRequest.webidl b/dom/webidl/IDBFileRequest.webidl
index fc3a8c5b67..c489630687 100644
--- a/dom/webidl/IDBFileRequest.webidl
+++ b/dom/webidl/IDBFileRequest.webidl
@@ -1,5 +1,4 @@
 /* -*- Mode: IDL; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
 /* 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/. */
diff --git a/dom/webidl/MediaQueryList.webidl b/dom/webidl/MediaQueryList.webidl
index 519ddb0e52..af641a2685 100644
--- a/dom/webidl/MediaQueryList.webidl
+++ b/dom/webidl/MediaQueryList.webidl
@@ -4,17 +4,21 @@
  * 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-view/#the-mediaquerylist-interface
+ * https://drafts.csswg.org/cssom-view/#mediaquerylist
  *
  * Copyright © 2012 W3C® (MIT, ERCIM, Keio), All Rights Reserved. W3C
  * liability, trademark and document use rules apply.
  */
 
-interface MediaQueryList {
+interface MediaQueryList : EventTarget {
   readonly attribute DOMString media;
   readonly attribute boolean matches;
-  void addListener(MediaQueryListListener listener);
-  void removeListener(MediaQueryListListener listener);
-};
 
-callback MediaQueryListListener = void (MediaQueryList list);
+  [Throws]
+  void addListener(EventListener? listener);
+
+  [Throws]
+  void removeListener(EventListener? listener);
+
+           attribute EventHandler onchange;
+};
diff --git a/dom/webidl/MediaQueryListEvent.webidl b/dom/webidl/MediaQueryListEvent.webidl
new file mode 100644
index 0000000000..f3a66fb57f
--- /dev/null
+++ b/dom/webidl/MediaQueryListEvent.webidl
@@ -0,0 +1,18 @@
+/* -*- 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/.
+ *
+ * https://drafts.csswg.org/cssom-view/#mediaquerylistevent
+ */
+
+[Constructor(DOMString type, optional MediaQueryListEventInit eventInitDict)]
+interface MediaQueryListEvent : Event {
+  readonly attribute DOMString media;
+  readonly attribute boolean matches;
+};
+
+dictionary MediaQueryListEventInit : EventInit {
+  DOMString media = "";
+  boolean matches = false;
+};
diff --git a/dom/webidl/MozWakeLock.webidl b/dom/webidl/MozWakeLock.webidl
index d5041ea048..f08ee30fef 100644
--- a/dom/webidl/MozWakeLock.webidl
+++ b/dom/webidl/MozWakeLock.webidl
@@ -1,5 +1,4 @@
 /* -*- Mode: IDL; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
 /* 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/. */
diff --git a/dom/webidl/moz.build b/dom/webidl/moz.build
index 7dc30a897f..dfb7e6b7bb 100644
--- a/dom/webidl/moz.build
+++ b/dom/webidl/moz.build
@@ -1,5 +1,4 @@
 # -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
 # 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/.
@@ -681,6 +680,7 @@ GENERATED_EVENTS_WEBIDL_FILES = [
     'HashChangeEvent.webidl',
     'HiddenPluginEvent.webidl',
     'ImageCaptureErrorEvent.webidl',
+    'MediaQueryListEvent.webidl',
     'MediaStreamEvent.webidl',
     'MediaStreamTrackEvent.webidl',
     'MozSettingsEvent.webidl',