Move Time, TimeDelta and TimeTicks into namespace base.

chrome/browser/browser_shutdown.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 "chrome/browser/browser_shutdown.h"
 
 #include "base/file_util.h"
 #include "base/histogram.h"
 #include "base/path_service.h"
 #include "base/string_util.h"
 #include "base/time.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/jankometer.h"
 #include "chrome/browser/metrics_service.h"
 #include "chrome/browser/plugin_process_host.h"
 #include "chrome/browser/plugin_service.h"
 #include "chrome/browser/render_process_host.h"
 #include "chrome/browser/render_view_host.h"
 #include "chrome/browser/render_widget_host.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/pref_service.h"
 #include "chrome/common/resource_bundle.h"
 #include "chrome/browser/plugin_service.h"
 #include "net/dns_global.h"
 
+using base::Time;
+using base::TimeDelta;
+
 namespace browser_shutdown {
 
 Time shutdown_started_;
 ShutdownType shutdown_type_ = NOT_VALID;
 int shutdown_num_processes_;
 int shutdown_num_processes_slow_;
 
 const wchar_t* const kShutdownMsFile = L"chrome_shutdown_ms.txt";
 
 void RegisterPrefs(PrefService* local_state) {
@@ skipping 137 matching lines @@
       UMA_HISTOGRAM_TIMES(time_per.c_str(),
                           TimeDelta::FromMilliseconds(shutdown_ms / num_procs));
       UMA_HISTOGRAM_COUNTS_100(L"Shutdown.renderers.total", num_procs);
       UMA_HISTOGRAM_COUNTS_100(L"Shutdown.renderers.slow", num_procs_slow);
     }
   }
 }
 
 }  // namespace browser_shutdown