content/browser/geolocation/empty_wifi_data_provider.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_GEOLOCATION_EMPTY_WIFI_DATA_PROVIDER_H_
   6 #define CONTENT_BROWSER_GEOLOCATION_EMPTY_WIFI_DATA_PROVIDER_H_
   7
   8 #include "content/browser/geolocation/wifi_data_provider.h"
   9
  10 namespace content {
  11
  12 // An implementation of WifiDataProviderImplBase that does not provide any
  13 // data. Used on platforms where a real implementation is not available.
  14 class EmptyWifiDataProvider : public WifiDataProviderImplBase {
  15  public:
  16   EmptyWifiDataProvider();
  17
  18   // WifiDataProviderImplBase implementation
  19   virtual void StartDataProvider() OVERRIDE { }
  20   virtual void StopDataProvider() OVERRIDE { }
  21   virtual bool GetData(WifiData* data) OVERRIDE;
  22
  23  private:
  24   virtual ~EmptyWifiDataProvider();
  25
  26   DISALLOW_COPY_AND_ASSIGN(EmptyWifiDataProvider);
  27 };
  28
  29 }  // namespace content
  30
  31 #endif  // CONTENT_BROWSER_GEOLOCATION_EMPTY_WIFI_DATA_PROVIDER_H_