Introduce a policy to control the maximal number of connections per proxy server.

chrome/browser/browser_main.h

 // Copyright (c) 2011 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_BROWSER_BROWSER_MAIN_H_
 #define CHROME_BROWSER_BROWSER_MAIN_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
@@ skipping 129 matching lines @@
 
   void InitializeMainThread();
 
   // Methods for |SetupMetricsAndFieldTrials()| --------------------------------
 
   static MetricsService* InitializeMetrics(
       const CommandLine& parsed_command_line,
       const PrefService* local_state);
 
   // Add an invocation of your field trial init function to this method.
-  void SetupFieldTrials(bool metrics_recording_enabled);
+  void SetupFieldTrials(bool metrics_recording_enabled,
+                        bool proxy_policy_is_set);
 
   // Members initialized on construction ---------------------------------------
 
   const MainFunctionParams& parameters_;
   const CommandLine& parsed_command_line_;
 
 #if defined(TRACK_ALL_TASK_OBJECTS)
   // Creating this object starts tracking the creation and deletion of Task
   // instance. This MUST be done before main_message_loop, so that it is
   // destroyed after the main_message_loop.
@@ skipping 33 matching lines @@
 
 // Displays a warning message if some minimum level of OS support is not
 // present on the current platform.
 void WarnAboutMinimumSystemRequirements();
 
 // Records the time from our process' startup to the present time in
 // the UMA histogram |metric_name|.
 void RecordBrowserStartupTime();
 
 #endif  // CHROME_BROWSER_BROWSER_MAIN_H_