Gamepad API: tests for gamepad events

LayoutTests/gamepad/gamepad-api-expected.txt

+CONSOLE WARNING: 'navigator.webkitGetGamepads' is deprecated. Please use 'navigator.getGamepads' instead.
+Validates the exposed Gamepad API.
+
+On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
+
+
 PASS navigator.webkitGetGamepads is defined.
 PASS navigator.getGamepads is defined.
+PASS GamepadEvent is defined.
+PASS webkitGamepads.length is 4
+PASS webkitGamepads[0] is undefined.
+PASS webkitGamepads.item.__proto__ is Function.prototype
+PASS webkitGamepads.item(0) is null
+PASS gamepads.length is 4
+PASS gamepads[0] is undefined.
+PASS gamepads.item.__proto__ is Function.prototype
+PASS gamepads.item(0) is null
+PASS gamepad is non-null.
+PASS gamepad.connected is true
+PASS gamepad.__proto__ is WebKitGamepad.prototype
+PASS gamepad.id.__proto__ is String.prototype
+PASS gamepad.connected.__proto__ is Boolean.prototype
+PASS gamepad.index.__proto__ is Number.prototype
+PASS gamepad.timestamp.__proto__ is Number.prototype
+PASS gamepad.axes.__proto__ is Array.prototype
+PASS gamepad.axes[0].__proto__ is Number.prototype
+PASS gamepad.buttons.__proto__ is Array.prototype
+PASS gamepad.buttons[0].__proto__ is Number.prototype
+PASS gamepad is non-null.
+PASS gamepad.connected is true
+PASS gamepad.__proto__ is Gamepad.prototype
+PASS gamepad.id.__proto__ is String.prototype
+PASS gamepad.connected.__proto__ is Boolean.prototype
+PASS gamepad.index.__proto__ is Number.prototype
+PASS gamepad.timestamp.__proto__ is Number.prototype
+PASS gamepad.axes.__proto__ is Array.prototype
+PASS gamepad.axes[0].__proto__ is Number.prototype
+PASS gamepad.buttons.__proto__ is Array.prototype
+PASS gamepad.buttons[0].pressed.__proto__ is Boolean.prototype
+PASS gamepad.buttons[0].value.__proto__ is Number.prototype
+PASS gamepad.mapping.__proto__ is String.prototype
 PASS successfullyParsed is true
 
 TEST COMPLETE
-Make sure the main polling access point exists on navigator.
+