Implement WebVR presentation pausing for VR Shell Menu Mode

device/vr/test/fake_vr_device.cc

 // 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 "device/vr/test/fake_vr_device.h"
 
 namespace device {
 
-FakeVRDevice::FakeVRDevice(VRDeviceProvider* provider) : VRDevice(provider) {
+FakeVRDevice::FakeVRDevice(scoped_refptr<VRDeviceProvider> provider)
+    : VRDevice(std::move(provider)) {
   device_ = mojom::VRDisplayInfo::New();
   pose_ = mojom::VRPose::New();
 
   InitBasicDevice();
 }
 
 FakeVRDevice::~FakeVRDevice() {}
 
 void FakeVRDevice::InitBasicDevice() {
   device_->displayName = "FakeVRDevice";
@@ skipping 56 matching lines @@
 
 void FakeVRDevice::ExitPresent(VRServiceImpl* service) {}
 
 void FakeVRDevice::SubmitFrame(VRServiceImpl* service, mojom::VRPosePtr pose) {}
 
 void FakeVRDevice::UpdateLayerBounds(VRServiceImpl* service,
                                      mojom::VRLayerBoundsPtr leftBounds,
                                      mojom::VRLayerBoundsPtr rightBounds) {}
 
 }  // namespace device