Mac Chromium style checker cleanup

content/browser/geolocation/wifi_data_provider_mac.cc

 // Copyright (c) 2010 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.
 
 // For OSX 10.5 we use the system API function WirelessScanSplit. This function
 // is not documented or included in the SDK, so we use a reverse-engineered
 // header, osx_wifi_.h. This file is taken from the iStumbler project
 // (http://www.istumbler.net).
 
 #include "content/browser/geolocation/wifi_data_provider_mac.h"
@@ skipping 19 matching lines @@
  public:
   Apple80211Api();
   virtual ~Apple80211Api();
 
   // Must be called before any other interface method. Will return false if the
   // Apple80211 framework cannot be initialized (e.g. running on post-10.5 OSX),
   // in which case no other method may be called.
   bool Init();
 
   // WlanApiInterface
-  virtual bool GetAccessPointData(WifiData::AccessPointDataSet* data);
+  virtual bool GetAccessPointData(WifiData::AccessPointDataSet* data) OVERRIDE;
 
  private:
   // Handle, context and function pointers for Apple80211 library.
   void* apple_80211_library_;
   WirelessContext* wifi_context_;
   WirelessAttachFunction WirelessAttach_function_;
   WirelessScanSplitFunction WirelessScanSplit_function_;
   WirelessDetachFunction WirelessDetach_function_;
 
   WifiData wifi_data_;
@@ skipping 135 matching lines @@
 }
 
 PollingPolicyInterface* MacWifiDataProvider::NewPollingPolicy() {
   return new GenericPollingPolicy<kDefaultPollingInterval,
                                   kNoChangePollingInterval,
                                   kTwoNoChangePollingInterval,
                                   kNoWifiPollingIntervalMilliseconds>;
 }
 
 }  // namespace content