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

LayoutTests/gamepad/gamepad-polling-access.html

Index: LayoutTests/gamepad/gamepad-polling-access.html
diff --git a/LayoutTests/gamepad/gamepad-polling-access.html b/LayoutTests/gamepad/gamepad-polling-access.html
index b6c3aaf682caa3e5ec71f9431d17ec12a60df04a..00e44716c4d7dece045199f90c208dfc01620578 100644
--- a/LayoutTests/gamepad/gamepad-polling-access.html
+++ b/LayoutTests/gamepad/gamepad-polling-access.html
@@ -19,12 +19,25 @@
         shouldBeUndefined("navigator.webkitGetGamepads()[2]");
         shouldBeUndefined("navigator.webkitGetGamepads()[3]");
 
+        shouldBe("navigator.getGamepads().length", "4");
+        shouldBeNull("navigator.getGamepads().item(0)");
+        shouldBeNull("navigator.getGamepads().item(1)");
+        shouldBeNull("navigator.getGamepads().item(2)");
+        shouldBeNull("navigator.getGamepads().item(3)");
+        shouldBeUndefined("navigator.getGamepads()[0]");
+        shouldBeUndefined("navigator.getGamepads()[1]");
+        shouldBeUndefined("navigator.getGamepads()[2]");
+        shouldBeUndefined("navigator.getGamepads()[3]");
+
         // connect and disconnect
         gamepadController.connect(0);
         shouldBeNonNull("navigator.webkitGetGamepads()[0]");
+        shouldBeNonNull("navigator.getGamepads()[0]");
         gamepadController.disconnect(0);
         shouldBeNull("navigator.webkitGetGamepads().item(0)");
         shouldBeUndefined("navigator.webkitGetGamepads()[0]");
+        shouldBeNull("navigator.getGamepads().item(0)");
+        shouldBeUndefined("navigator.getGamepads()[0]");
 
         // connect again, and check standard access
         gamepadController.connect(0);
@@ -43,6 +56,17 @@
         shouldBe("navigator.webkitGetGamepads()[0].axes.length", "2");
         shouldBe("navigator.webkitGetGamepads()[0].axes[0]", "0.5");
         shouldBe("navigator.webkitGetGamepads()[0].axes[1]", "-1.0");
+
+        shouldBe("navigator.getGamepads()[0].id", "'MockStick 3000'");
+        shouldBe("navigator.getGamepads()[0].buttons.length", "2");
+        shouldBe("navigator.getGamepads()[0].axes.length", "2");
+        shouldBe("navigator.getGamepads()[0].buttons[0].value", "1.0");
+        shouldBe("navigator.getGamepads()[0].buttons[0].pressed", "true");
+        shouldBe("navigator.getGamepads()[0].buttons[1].value", "0.0");
+        shouldBe("navigator.getGamepads()[0].buttons[1].pressed", "false");
+        shouldBe("navigator.getGamepads()[0].axes.length", "2");
+        shouldBe("navigator.getGamepads()[0].axes[0]", "0.5");
+        shouldBe("navigator.getGamepads()[0].axes[1]", "-1.0");
     }
     else
     {