Add network throttling as an enterprise policy

chromeos/network/network_state_handler.h

 // Copyright (c) 2012 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_NETWORK_NETWORK_STATE_HANDLER_H_
 #define CHROMEOS_NETWORK_NETWORK_STATE_HANDLER_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 207 matching lines @@
   // Clears the last_error value for the NetworkState for |service_path|.
   void ClearLastErrorForNetwork(const std::string& service_path);
 
   // Sets the list of devices on which portal check is enabled.
   void SetCheckPortalList(const std::string& check_portal_list);
 
   // Sets the Manager.WakeOnLan property. Note: we do not track this state, we
   // only set it.
   void SetWakeOnLanEnabled(bool enabled);
 
+  void SetNetworkThrottlingStatus(bool enabled,
+                                  uint32_t upload_rate_kbits,
+                                  uint32_t download_rate_kbits);

[stevenjb, 2016/10/21 19:41:21]

Document, including args. Even though this happens to map to a similar Shill
method, it may not always and we don't wan't callers of this to have to look up
the implementation, so the arguments need to be documented in both places.

+
   const std::string& GetCheckPortalListForTest() const {
     return check_portal_list_;
   }
 
   // Returns the NetworkState of the EthernetEAP service, which contains the
   // EAP parameters used by the ethernet with |service_path|. If |service_path|
   // doesn't refer to an ethernet service or if the ethernet service is not
   // connected using EAP, returns NULL.
   const NetworkState* GetEAPForEthernet(const std::string& service_path);
 
@@ skipping 163 matching lines @@
 
   // Ensure that Shutdown() gets called exactly once.
   bool did_shutdown_ = false;
 
   DISALLOW_COPY_AND_ASSIGN(NetworkStateHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_NETWORK_NETWORK_STATE_HANDLER_H_