Make SystemMonitor not a Singleton and move it out of base

chrome_frame/test/net/fake_external_tab.cc

 // Copyright (c) 2009 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_frame/test/net/fake_external_tab.h"
 
 #include <exdisp.h>
 
 #include "app/app_paths.h"
 #include "app/resource_bundle.h"
@@ skipping 228 matching lines @@
 
 // Override virtual void Initialize to not call icu initialize
 void CFUrlRequestUnittestRunner::Initialize() {
   DCHECK(::GetCurrentThreadId() == test_thread_id_);
 
   // Start by replicating some of the steps that would otherwise be
   // done by TestSuite::Initialize.  We can't call the base class
   // directly because it will attempt to initialize some things such as
   // ICU that have already been initialized for this process.
   InitializeLogging();
-  base::Time::EnableHiResClockForTests();
+  base::Time::UseHighResolutionTimer(true);
 
 #if !defined(PURIFY) && defined(OS_WIN)
   logging::SetLogAssertHandler(UnitTestAssertHandler);
 #endif  // !defined(PURIFY)
 
   // Next, do some initialization for NetTestSuite.
   NetTestSuite::InitializeTestThread();
 }
 
 void CFUrlRequestUnittestRunner::Shutdown() {
@@ skipping 124 matching lines @@
   // See url_request_unittest.cc for these credentials.
   SupplyProxyCredentials credentials("user", "secret");
   watchdog.AddObserver(&credentials);
   testing::InitGoogleTest(&argc, argv);
   FilterDisabledTests();
   PluginService::EnableChromePlugins(false);
   CFUrlRequestUnittestRunner test_suite(argc, argv);
   test_suite.RunMainUIThread();
   return 0;
 }