Remove base::NonThreadSafe from //device/generic_sensor/

device/generic_sensor/linux/sensor_device_manager.h

 // 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.
 
 #ifndef DEVICE_GENERIC_SENSOR_LINUX_SENSOR_DEVICE_MANAGER_H_
 #define DEVICE_GENERIC_SENSOR_LINUX_SENSOR_DEVICE_MANAGER_H_
 
 #include "base/scoped_observer.h"
 
 #include "device/base/device_monitor_linux.h"
@@ skipping 50 matching lines @@
   virtual std::string GetUdevDeviceGetDevnode(udev_device* dev);
 
   // DeviceMonitorLinux::Observer:
   void OnDeviceAdded(udev_device* udev_device) override;
   void OnDeviceRemoved(udev_device* device) override;
 
   // Represents a map of sensors that are already known to this manager after
   // initial enumeration.
   SensorDeviceMap sensors_by_node_;
 
-  base::ThreadChecker thread_checker_;
+  THREAD_CHECKER(thread_checker_);
+
   ScopedObserver<DeviceMonitorLinux, DeviceMonitorLinux::Observer> observer_;
 
   Delegate* delegate_;
 
   // A task runner, which |delegate_| lives on.
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(SensorDeviceManager);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_GENERIC_SENSOR_LINUX_SENSOR_DEVICE_MANAGER_H_