Added non-prefixed navigator.getGamepads() with updated API

Source/modules/gamepad/WebKitGamepadList.idl

Index: Source/modules/gamepad/WebKitGamepadList.idl
diff --git a/Source/modules/gamepad/WebKitGamepadList.idl b/Source/modules/gamepad/WebKitGamepadList.idl
new file mode 100644
index 0000000000000000000000000000000000000000..5cd51c9e13d9803a887ecf49b27aeb9b35b23641
--- /dev/null
+++ b/Source/modules/gamepad/WebKitGamepadList.idl
@@ -0,0 +1,11 @@
+// Copyright 2014 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.
+
+[
+    WillBeGarbageCollected,
+    NoInterfaceObject,

[Nils Barth (inactive), 2014/03/12 05:13:52]

Alphabetical order of extended attributes please.
(Also in GamepadList.idl.)

+] interface WebKitGamepadList {
+    readonly attribute unsigned long length;
+    getter WebKitGamepad item([Default=Undefined] optional unsigned long index);
+};