Introduce a separate preference for 'proxy server mode'

chrome/browser/policy/configuration_policy_provider_win.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.
 
 #include "chrome/browser/policy/configuration_policy_provider_win.h"
 
 #include <userenv.h>
 
 #include <algorithm>
 
@@ skipping 268 matching lines @@
           store->Apply(current->policy_type,
                        Value::CreateIntegerValue(int_value));
         }
         break;
       }
       default:
         NOTREACHED();
         return false;
     }
   }
+  store->Completed();
 
   return true;
 }
 
 }  // namespace policy