Separates ipc code from common (http://crbug.com/16829)

chrome/common/chrome_counters.h

 // Copyright (c) 2006-2008 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.
 
 // Counters used within the browser.
 
 #ifndef CHROME_COMMON_CHROME_COUNTERS_H_
 #define CHROME_COMMON_CHROME_COUNTERS_H_
 
 class StatsCounter;
 class StatsCounterTimer;
 class StatsRate;
 
 namespace chrome {
 
 class Counters {
  public:
-  // The number of messages sent on IPC channels.
-  static StatsCounter& ipc_send_counter();
-
   // The amount of time spent in chrome initialization.
   static StatsCounterTimer& chrome_main();
 
   // The amount of time spent in renderer initialization.
   static StatsCounterTimer& renderer_main();
 
   // Time spent in spellchecker initialization.
   static StatsCounterTimer& spellcheck_init();
 
   // Time/Count of spellcheck lookups.
   static StatsRate& spellcheck_lookup();
 
   // Time spent loading the Chrome plugins.
   static StatsCounterTimer& plugin_load();
 
   // Time/Count of plugin network interception.
   static StatsRate& plugin_intercept();
 };
 
 }  // namespace chrome
 
 #endif  // CHROME_COMMON_CHROME_COUNTERS_H_