[Re-land] Add network throttling as enterprise policy

chromeos/dbus/shill_manager_client.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_DBUS_SHILL_MANAGER_CLIENT_H_
 #define CHROMEOS_DBUS_SHILL_MANAGER_CLIENT_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 206 matching lines @@
   virtual void VerifyAndEncryptData(const VerificationProperties& properties,
                                     const std::string& data,
                                     const StringCallback& callback,
                                     const ErrorCallback& error_callback) = 0;
 
   // For each technology present, connects to the "best" service available.
   // Called once the user is logged in and certificates are loaded.
   virtual void ConnectToBestServices(const base::Closure& callback,
                                      const ErrorCallback& error_callback) = 0;
 
+  // Enable or disable network bandwidth throttling, on all interfaces on the
+  // system. If |enabled| is true, |upload_rate_kbits| and |download_rate_kbits|
+  // are the desired rates (in kbits/s) to throttle to. If |enabled| is false,
+  // throttling is off, and the rates are ignored.
+  virtual void SetNetworkThrottlingStatus(
+      bool enabled,
+      uint32_t upload_rate_kbits,
+      uint32_t download_rate_kbits,
+      const base::Closure& callback,
+      const ErrorCallback& error_callback) = 0;
+
   // Returns an interface for testing (stub only), or returns NULL.
   virtual TestInterface* GetTestInterface() = 0;
 
  protected:
   friend class ShillManagerClientTest;
 
   // Create() should be used instead.
   ShillManagerClient();
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ShillManagerClient);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_DBUS_SHILL_MANAGER_CLIENT_H_