Reland: Refactor DeviceMotionEventPump to use //device/generic_sensor instead of //device/sensors

services/device/device_service.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 "services/device/device_service.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/feature_list.h"
@@ skipping 73 matching lines @@
 
 DeviceService::~DeviceService() {
 #if !defined(OS_ANDROID)
   device::BatteryStatusService::GetInstance()->Shutdown();
 #endif
 }
 
 void DeviceService::OnStart() {
   registry_.AddInterface<mojom::Fingerprint>(base::Bind(
       &DeviceService::BindFingerprintRequest, base::Unretained(this)));
-  registry_.AddInterface<mojom::MotionSensor>(base::Bind(
-      &DeviceService::BindMotionSensorRequest, base::Unretained(this)));
   registry_.AddInterface<mojom::OrientationSensor>(base::Bind(
       &DeviceService::BindOrientationSensorRequest, base::Unretained(this)));
   registry_.AddInterface<mojom::OrientationAbsoluteSensor>(
       base::Bind(&DeviceService::BindOrientationAbsoluteSensorRequest,
                  base::Unretained(this)));
   registry_.AddInterface<mojom::PowerMonitor>(base::Bind(
       &DeviceService::BindPowerMonitorRequest, base::Unretained(this)));
   registry_.AddInterface<mojom::ScreenOrientationListener>(
       base::Bind(&DeviceService::BindScreenOrientationListenerRequest,
                  base::Unretained(this)));
@@ skipping 53 matching lines @@
   VibrationManagerImpl::Create(std::move(request));
 }
 #endif
 
 void DeviceService::BindFingerprintRequest(
     const service_manager::BindSourceInfo& source_info,
     mojom::FingerprintRequest request) {
   Fingerprint::Create(std::move(request));
 }
 
-void DeviceService::BindMotionSensorRequest(
-    const service_manager::BindSourceInfo& source_info,
-    mojom::MotionSensorRequest request) {
-#if defined(OS_ANDROID)
-  // On Android the device sensors implementations need to run on the UI thread
-  // to communicate to Java.
-  DeviceMotionHost::Create(std::move(request));
-#else
-  // On platforms other than Android the device sensors implementations run on
-  // the IO thread.
-  if (io_task_runner_) {
-    io_task_runner_->PostTask(FROM_HERE, base::Bind(&DeviceMotionHost::Create,
-                                                    base::Passed(&request)));
-  }
-#endif  // defined(OS_ANDROID)
-}
-
 void DeviceService::BindOrientationSensorRequest(
     const service_manager::BindSourceInfo& source_info,
     mojom::OrientationSensorRequest request) {
 #if defined(OS_ANDROID)
   // On Android the device sensors implementations need to run on the UI thread
   // to communicate to Java.
   DeviceOrientationHost::Create(std::move(request));
 #else
   // On platforms other than Android the device sensors implementations run on
   // the IO thread.
@@ skipping 81 matching lines @@
     java_interface_provider_.Bind(std::move(provider));
 
     java_interface_provider_initialized_ = true;
   }
 
   return &java_interface_provider_;
 }
 #endif
 
 }  // namespace device