Make SystemMonitor not a Singleton and move it out of base

chrome/renderer/renderer_main.cc

 // 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.
 
+#include "app/hi_res_timer_manager.h"
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
+#include "app/system_monitor.h"
 #include "base/command_line.h"
 #include "base/field_trial.h"
 #include "base/histogram.h"
 #include "base/message_loop.h"
 #include "base/path_service.h"
 #include "base/platform_thread.h"
 #include "base/process_util.h"
 #include "base/scoped_nsautorelease_pool.h"
 #include "base/stats_counters.h"
 #include "base/string_util.h"
-#include "base/system_monitor.h"
 #include "chrome/common/chrome_constants.h"
 #include "chrome/common/chrome_counters.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/logging_chrome.h"
 #include "chrome/common/main_function_params.h"
 #include "chrome/common/net/net_resource_provider.h"
 #include "chrome/renderer/renderer_main_platform_delegate.h"
 #include "chrome/renderer/render_process.h"
 #include "chrome/renderer/render_thread.h"
 #include "grit/generated_resources.h"
@@ skipping 53 matching lines @@
 #else
   // The main message loop of the renderer services doesn't have IO or UI tasks,
   // unless in-process-plugins is used.
   MessageLoop main_message_loop(RenderProcess::InProcessPlugins() ?
               MessageLoop::TYPE_UI : MessageLoop::TYPE_DEFAULT);
 #endif
 
   std::wstring app_name = chrome::kBrowserAppName;
   PlatformThread::SetName(WideToASCII(app_name + L"_RendererMain").c_str());
 
-  // Initialize the SystemMonitor
-  base::SystemMonitor::Start();
+  SystemMonitor system_monitor;
+  HighResolutionTimerManager hi_res_timer_manager;
 
   platform.PlatformInitialize();
 
   bool no_sandbox = parsed_command_line.HasSwitch(switches::kNoSandbox);
   platform.InitSandboxTests(no_sandbox);
 
   // Initialize histogram statistics gathering system.
   // Don't create StatisticsRecorder in the single process mode.
   scoped_ptr<StatisticsRecorder> statistics;
   if (!StatisticsRecorder::WasStarted()) {
@@ skipping 32 matching lines @@
 
     if (run_loop) {
       if (pool)
         pool->Recycle();
       MessageLoop::current()->Run();
     }
   }
   platform.PlatformUninitialize();
   return 0;
 }