Move GetVisibleNetworks network type filtering to WiFiService interface.

chrome/utility/wifi/wifi_service.h

 // Copyright 2013 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 CHROME_UTILITY_WIFI_WIFI_SERVICE_H_
 #define CHROME_UTILITY_WIFI_WIFI_SERVICE_H_
 
 #include <list>
 #include <string>
 
@@ skipping 93 matching lines @@
                                     const DictionaryResultCallback& callback,
                                     const ErrorCallback& error_callback) = 0;
 
   // Set Properties of network identified by |network_guid|. Run |callback| on
   // success, |error_callback| on failure. Not implemented except unit tests.
   virtual void SetProperties(const std::string& network_guid,
                              const base::DictionaryValue& properties,
                              const StringResultCallback& callback,
                              const ErrorCallback& error_callback) = 0;
 
-  // Get list of visible networks. Run |callback| on success, |error_callback|
-  // on failure.
-  virtual void GetVisibleNetworks(const NetworkListCallback& callback,
+  // Get list of visible networks of |network_type|. Run |callback| on success,
+  // |error_callback| on failure.
+  virtual void GetVisibleNetworks(const std::string& network_type,
+                                  const NetworkListCallback& callback,
                                   const ErrorCallback& error_callback) = 0;
 
   // Request network scan. Send |NetworkListChanged| event on completion.
   virtual void RequestNetworkScan() = 0;
 
   // Start connect to network identified by |network_guid|. Run |callback| on
   // success, |error_callback| on failure. Send |NetworksChanged| event
   // on completion.
   virtual void StartConnect(const std::string& network_guid,
                             const StringResultCallback& callback,
@@ skipping 21 matching lines @@
   static WiFiService* CreateServiceMock();
 
  protected:
   WiFiService() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WiFiService);
 };
 }  // namespace wifi
 #endif  // CHROME_UTILITY_WIFI_WIFI_SERVICE_H_