Add support for cellular geolocation

chromeos/geolocation/simple_geolocation_provider.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 CHROMEOS_GEOLOCATION_SIMPLE_GEOLOCATION_PROVIDER_H_
 #define CHROMEOS_GEOLOCATION_SIMPLE_GEOLOCATION_PROVIDER_H_
 
 #include <memory>
 #include <vector>
 
@@ skipping 18 matching lines @@
 // Note: this should probably be a singleton to monitor requests rate.
 // But as it is used only diring ChromeOS Out-of-Box, it can be owned by
 // WizardController for now.
 class CHROMEOS_EXPORT SimpleGeolocationProvider {
  public:
   SimpleGeolocationProvider(net::URLRequestContextGetter* url_context_getter,
                             const GURL& url);
   virtual ~SimpleGeolocationProvider();
 
   // Initiates new request. If |send_wifi_access_points|, WiFi AP information
-  // will be added to the request. See SimpleGeolocationRequest for the
-  // description of the other parameters.
+  // will be added to the request, similarly for |send_cell_towers| and Cell
+  // Tower information. See SimpleGeolocationRequest for the description of
+  // the other parameters.
   void RequestGeolocation(base::TimeDelta timeout,
                           bool send_wifi_access_points,
+                          bool send_cell_towers,
                           SimpleGeolocationRequest::ResponseCallback callback);
 
   // Returns default geolocation service URL.
   static GURL DefaultGeolocationProviderURL();
 
  private:
   friend class TestGeolocationAPIURLFetcherCallback;
 
   // Geolocation response callback. Deletes request from requests_.
   void OnGeolocationResponse(
@@ skipping 15 matching lines @@
 
   // Creation and destruction should happen on the same thread.
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(SimpleGeolocationProvider);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_GEOLOCATION_SIMPLE_GEOLOCATION_PROVIDER_H_