Adding WebVR interface to Blink

Source/modules/vr/VRDevice.cpp

Index: Source/modules/vr/VRDevice.cpp
diff --git a/Source/modules/vr/VRDevice.cpp b/Source/modules/vr/VRDevice.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..13ab15404343bbcab8869289185d64c7e626d0da
--- /dev/null
+++ b/Source/modules/vr/VRDevice.cpp
@@ -0,0 +1,26 @@
+// Copyright 2015 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.
+
+#include "config.h"
+#include "modules/vr/VRDevice.h"
+
+namespace blink {
+
+VRDevice::VRDevice(VRHardwareUnit* hardwareUnit)
+    : m_hardwareUnit(hardwareUnit)
+{
+}
+
+void VRDevice::updateFromWebVRDevice(const WebVRDevice& device)
+{
+    m_deviceId = device.deviceId;
+    m_deviceName = device.deviceName;
+}
+
+void VRDevice::trace(Visitor* visitor)
+{
+    visitor->trace(m_hardwareUnit);
+}
+
+} // namespace blink