Revert of Add network throttling as an enterprise policy

chrome/browser/policy/configuration_policy_handler_list_factory.cc

 // 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.
 
 #include "chrome/browser/policy/configuration_policy_handler_list_factory.h"
 
 #include <limits.h>
 #include <stddef.h>
 
 #include <utility>
@@ skipping 583 matching lines @@
 #if defined(OS_CHROMEOS)
   { key::kSystemTimezoneAutomaticDetection,
     prefs::kSystemTimezoneAutomaticDetectionPolicy,
     base::Value::TYPE_INTEGER },
 #endif
 
   { key::kTaskManagerEndProcessEnabled,
     prefs::kTaskManagerEndProcessEnabled,
     base::Value::TYPE_BOOLEAN },
 
-  { key::kNetworkThrottlingEnabled,
-    prefs::kNetworkThrottlingEnabled,
-    base::Value::TYPE_DICTIONARY },
-
 #if defined(OS_CHROMEOS)
   { key::kAllowScreenLock, prefs::kAllowScreenLock, base::Value::TYPE_BOOLEAN },
 #endif
 };
 
 class ForceSafeSearchPolicyHandler : public TypeCheckingPolicyHandler {
  public:
   ForceSafeSearchPolicyHandler()
       : TypeCheckingPolicyHandler(key::kForceSafeSearch,
                                   base::Value::TYPE_BOOLEAN) {}
@@ skipping 299 matching lines @@
 #endif  // defined(OS_CHROMEOS)
 
 #if defined(ENABLE_PLUGINS)
   handlers->AddHandler(base::MakeUnique<PluginPolicyHandler>());
 #endif  // defined(ENABLE_PLUGINS)
 
   return handlers;
 }
 
 }  // namespace policy