Basic implementation of GeofencingManager class.

content/common/geofencing_status.h

 // Copyright 2014 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 CONTENT_COMMON_GEOFENCING_STATUS_H_
 #define CONTENT_COMMON_GEOFENCING_STATUS_H_
 
 namespace content {
 
 enum GeofencingStatus {
   // Everything is ok.
   GEOFENCING_STATUS_OK,
 
   // Operation failed because there is no Service Worker.
   GEOFENCING_STATUS_OPERATION_FAILED_NO_SERVICE_WORKER,
 
   // Operation failed because geofencing is not available.
   GEOFENCING_STATUS_OPERATION_FAILED_SERVICE_NOT_AVAILABLE,
 
+  // Unregistering failed because region was not registered.
+  GEOFENCING_STATUS_UNREGISTRATION_FAILED_NOT_REGISTERED,
+
   // Generic error.
   GEOFENCING_STATUS_ERROR,
 
   // Used for IPC message range checks.
   GEOFENCING_STATUS_LAST = GEOFENCING_STATUS_ERROR
 };
 
 const char* GeofencingStatusToString(GeofencingStatus status);
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_GEOFENCING_STATUS_H_