Chromium side of geofencing event dispatching.

content/browser/geofencing/geofencing_registration_delegate.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_BROWSER_GEOFENCING_GEOFENCING_REGISTRATION_DELEGATE_H_
 #define CONTENT_BROWSER_GEOFENCING_GEOFENCING_REGISTRATION_DELEGATE_H_
 
 #include "base/basictypes.h"
 #include "content/common/geofencing_status.h"
 
 namespace content {
 
 // |GeofencingService| has an instance of this class associated with each
 // geofence registration, and uses it to inform about events related to the
 // registration, such as the geofence finishing being registered.
 // These methods will always be called on the IO thread.
 // TODO(mek): Add methods for geofence enter/leave events.
 class GeofencingRegistrationDelegate {
  public:
   virtual void RegistrationFinished(int64 geofencing_registration_id,
                                     GeofencingStatus status) = 0;
+  virtual void RegionEntered(int64 geofencing_registration_id) = 0;
+  virtual void RegionExited(int64 geofencing_registration_id) = 0;
 
  protected:
   virtual ~GeofencingRegistrationDelegate() {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_GEOFENCING_GEOFENCING_REGISTRATION_DELEGATE_H_