Refactor content/renderer/device_sensors to use device/generic_sensor instead of device/sensors

device/sensors/device_sensor_host.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 "device/sensors/device_sensor_host.h"
-
-#include <utility>
-
-#include "base/memory/ptr_util.h"
-#include "base/message_loop/message_loop.h"
-#include "device/sensors/device_sensor_export.h"
-#include "device/sensors/device_sensor_service.h"
-#include "mojo/public/cpp/bindings/strong_binding.h"
-
-namespace device {
-
-template <typename MojoInterface, ConsumerType consumer_type>
-void DeviceSensorHost<MojoInterface, consumer_type>::Create(
-    mojo::InterfaceRequest<MojoInterface> request) {
-  mojo::MakeStrongBinding(
-      base::WrapUnique(new DeviceSensorHost<MojoInterface, consumer_type>),
-      std::move(request));
-}
-
-template <typename MojoInterface, ConsumerType consumer_type>
-DeviceSensorHost<MojoInterface, consumer_type>::DeviceSensorHost()
-    : is_started_(false) {
-#if defined(OS_ANDROID)
-  DCHECK(base::MessageLoopForUI::IsCurrent());
-#else
-  DCHECK(base::MessageLoopForIO::IsCurrent());
-#endif
-}
-
-template <typename MojoInterface, ConsumerType consumer_type>
-DeviceSensorHost<MojoInterface, consumer_type>::~DeviceSensorHost() {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  if (is_started_)
-    DeviceSensorService::GetInstance()->RemoveConsumer(consumer_type);
-}
-
-template <typename MojoInterface, ConsumerType consumer_type>
-void DeviceSensorHost<MojoInterface, consumer_type>::DeviceSensorHost::
-    StartPolling(typename MojoInterface::StartPollingCallback callback) {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  DCHECK(!is_started_);
-  if (is_started_)
-    return;
-  is_started_ = true;
-  DeviceSensorService::GetInstance()->AddConsumer(consumer_type);
-  std::move(callback).Run(
-      DeviceSensorService::GetInstance()->GetSharedMemoryHandle(consumer_type));
-}
-
-template <typename MojoInterface, ConsumerType consumer_type>
-void DeviceSensorHost<MojoInterface,
-                      consumer_type>::DeviceSensorHost::StopPolling() {
-  DCHECK(thread_checker_.CalledOnValidThread());
-  DCHECK(is_started_);
-  if (!is_started_)
-    return;
-  is_started_ = false;
-  DeviceSensorService::GetInstance()->RemoveConsumer(consumer_type);
-}
-
-template class DEVICE_SENSOR_EXPORT
-    DeviceSensorHost<device::mojom::MotionSensor, CONSUMER_TYPE_MOTION>;
-template class DEVICE_SENSOR_EXPORT
-    DeviceSensorHost<device::mojom::OrientationSensor,
-                     CONSUMER_TYPE_ORIENTATION>;
-template class DEVICE_SENSOR_EXPORT
-    DeviceSensorHost<device::mojom::OrientationAbsoluteSensor,
-                     CONSUMER_TYPE_ORIENTATION_ABSOLUTE>;
-
-}  // namespace device