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

services/device/generic_sensor/android/sensors_jni_registrar.h

Index: services/device/generic_sensor/android/sensors_jni_registrar.h
diff --git a/services/device/generic_sensor/android/sensors_jni_registrar.h b/services/device/generic_sensor/android/sensors_jni_registrar.h
deleted file mode 100644
index c16a9e9af0f75f9dd2991e22afdd38d4835a17c5..0000000000000000000000000000000000000000
--- a/services/device/generic_sensor/android/sensors_jni_registrar.h
+++ /dev/null
@@ -1,22 +0,0 @@
-// 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 SERVICES_DEVICE_GENERIC_SENSOR_ANDROID_SENSORS_JNI_REGISTRAR_H_
-#define SERVICES_DEVICE_GENERIC_SENSOR_ANDROID_SENSORS_JNI_REGISTRAR_H_
-
-#include <jni.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 RegisterSensorsJni(JNIEnv* env);
-
-}  // namespace android
-}  // namespace device
-
-#endif  // SERVICES_DEVICE_GENERIC_SENSOR_ANDROID_SENSORS_JNI_REGISTRAR_H_