Move //device/generic_sensor to be part of the internal implementation of the Device Service.

device/generic_sensor/android/sensors_jni_registrar.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_ANDROID_SENSORS_JNI_REGISTRAR_H_
-#define DEVICE_GENERIC_SENSOR_ANDROID_SENSORS_JNI_REGISTRAR_H_
-
-#include <jni.h>
-
-#include "device/generic_sensor/generic_sensor_export.h"
-
-namespace device {
-namespace android {
-
-// Registers C++ methods in device/generic_sensor classes with JNI.
-// See https://www.chromium.org/developers/design-documents/android-jni
-//
-// Must be called before classes in the Sensors module are used.
-bool DEVICE_GENERIC_SENSOR_EXPORT RegisterSensorsJni(JNIEnv* env);
-
-}  // namespace android
-}  // namespace device
-
-#endif  // DEVICE_GENERIC_SENSOR_ANDROID_SENSORS_JNI_REGISTRAR_H_