mojo VR interface simplified

device/vr/vr_display_impl.cc

+// Copyright 2016 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 <utility>
+
+#include "base/bind.h"
+#include "device/vr/vr_device.h"
+#include "device/vr/vr_service_impl.h"
+
+namespace device {
+
+VRDisplayImpl::VRDisplayImpl(device::VRDevice* device, VRServiceImpl* service)
+    : binding_(this) {
+  device_ = device;
+  service_.reset(service);

[dcheng, 2016/11/08 18:15:44]

Nit: please initialize |device_| and |service_| in the initializer list.

+  mojom::VRDisplayInfoPtr display_info = device->GetVRDevice();
+  service->client()->OnDisplayConnected(binding_.CreateInterfacePtrAndBind(),
+                                        mojo::GetProxy(&client_),
+                                        std::move(display_info));
+}
+
+VRDisplayImpl::~VRDisplayImpl() {}
+
+void VRDisplayImpl::GetPose(const GetPoseCallback& callback) {
+  callback.Run(device_->GetPose(service_.get()));
+}
+
+void VRDisplayImpl::ResetPose() {
+  device_->ResetPose(service_.get());
+}
+
+void VRDisplayImpl::RequestPresent(bool secureOrigin,
+                                   const RequestPresentCallback& callback) {
+  callback.Run(device_->RequestPresent(service_.get(), secureOrigin));
+}
+
+void VRDisplayImpl::ExitPresent() {
+  device_->ExitPresent(service_.get());
+}
+
+void VRDisplayImpl::SubmitFrame(mojom::VRPosePtr pose) {
+  device_->SubmitFrame(service_.get(), std::move(pose));
+}
+
+void VRDisplayImpl::UpdateLayerBounds(mojom::VRLayerBoundsPtr leftBounds,
+                                      mojom::VRLayerBoundsPtr rightBounds) {
+  device_->UpdateLayerBounds(service_.get(), std::move(leftBounds),
+                             std::move(rightBounds));
+}
+}