Added Hand attribute to Gamepad

third_party/WebKit/Source/modules/gamepad/Gamepad.cpp

 /*
  * Copyright (C) 2011, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 54 matching lines @@
             m_pose = nullptr;
         return;
     }
 
     if (!m_pose)
         m_pose = GamepadPose::create();
 
     m_pose->setPose(pose);
 }
 
+void Gamepad::setHand(const WebGamepadHand& hand)
+{
+    switch (hand) {
+    case GamepadHandNone:
+        m_hand = "";
+        break;
+    case GamepadHandLeft:
+        m_hand = "left";
+        break;
+    case GamepadHandRight:
+        m_hand = "right";
+        break;
+    default:
+        NOTREACHED();
+    }
+}
+
 DEFINE_TRACE(Gamepad)
 {
     visitor->trace(m_buttons);
     visitor->trace(m_pose);
 }
 
 } // namespace blink