Migrate WebVR Cardboard implementation to GVR

device/vr/android/cardboard/cardboard_vr_device.h

-// 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.
-
-#ifndef DEVICE_VR_CARDBOARD_VR_DEVICE_H
-#define DEVICE_VR_CARDBOARD_VR_DEVICE_H
-
-#include <jni.h>
-
-#include "base/android/jni_android.h"
-#include "base/macros.h"
-#include "device/vr/vr_device.h"
-
-namespace device {
-
-class CardboardVRDevice : public VRDevice {
- public:
-  explicit CardboardVRDevice(VRDeviceProvider* provider);
-  ~CardboardVRDevice() override;
-
-  VRDisplayPtr GetVRDevice() override;
-  VRPosePtr GetPose() override;
-  void ResetPose() override;
-
- private:
-  base::android::ScopedJavaGlobalRef<jobject> j_cardboard_device_;
-  base::android::ScopedJavaGlobalRef<jfloatArray> j_head_matrix_;
-
-  DISALLOW_COPY_AND_ASSIGN(CardboardVRDevice);
-};
-
-}  // namespace device
-
-#endif  // DEVICE_VR_CARDBOARD_VR_DEVICE_H