[OnionSoup] Moving VR service from content to Blink

content/renderer/vr/vr_dispatcher.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 "content/renderer/vr/vr_dispatcher.h"
-
-#include <stddef.h>
-
-#include "content/public/common/service_registry.h"
-#include "content/renderer/vr/vr_type_converters.h"
-
-namespace content {
-
-VRDispatcher::VRDispatcher(ServiceRegistry* service_registry)
-    : service_registry_(service_registry) {
-}
-
-VRDispatcher::~VRDispatcher() {
-}
-
-mojom::VRServicePtr& VRDispatcher::GetVRServicePtr() {
-  if (!vr_service_) {
-    service_registry_->ConnectToRemoteService(mojo::GetProxy(&vr_service_));
-  }
-  return vr_service_;
-}
-
-void VRDispatcher::getDevices(blink::WebVRGetDevicesCallback* callback) {
-  int request_id = pending_requests_.Add(callback);
-  GetVRServicePtr()->GetDevices(base::Bind(&VRDispatcher::OnGetDevices,
-                                           base::Unretained(this), request_id));
-}
-
-void VRDispatcher::getSensorState(unsigned int index,
-                                  blink::WebHMDSensorState& state) {
-  GetVRServicePtr()->GetSensorState(
-      index,
-      base::Bind(&VRDispatcher::OnGetSensorState, base::Unretained(&state)));
-
-  // This call needs to return results synchronously in order to be useful and
-  // provide the lowest latency results possible.
-  GetVRServicePtr().WaitForIncomingResponse();
-}
-
-void VRDispatcher::resetSensor(unsigned int index) {
-  GetVRServicePtr()->ResetSensor(index);
-}
-
-void VRDispatcher::OnGetDevices(
-    int request_id,
-    const mojo::Array<mojom::VRDeviceInfoPtr>& devices) {
-  blink::WebVector<blink::WebVRDevice> web_devices(devices.size());
-
-  blink::WebVRGetDevicesCallback* callback =
-      pending_requests_.Lookup(request_id);
-  if (!callback)
-    return;
-
-  for (size_t i = 0; i < devices.size(); ++i) {
-    web_devices[i] = devices[i].To<blink::WebVRDevice>();
-  }
-
-  callback->onSuccess(web_devices);
-  pending_requests_.Remove(request_id);
-}
-
-void VRDispatcher::OnGetSensorState(blink::WebHMDSensorState* state,
-                                    const mojom::VRSensorStatePtr& mojo_state) {
-  *state = mojo_state.To<blink::WebHMDSensorState>();
-}
-
-}  // namespace content