Move Time, TimeDelta and TimeTicks into namespace base.

chrome/browser/jankometer.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 <limits>
 
 #include "chrome/browser/jankometer.h"
 
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/histogram.h"
 #include "base/message_loop.h"
 #include "base/ref_counted.h"
 #include "base/stats_counters.h"
 #include "base/thread.h"
 #include "base/time.h"
 #include "base/watchdog.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/common/chrome_switches.h"
 
+using base::TimeDelta;
+using base::TimeTicks;
+
 namespace {
 
 // The maximum threshold of delay of the message  before considering it a delay.
 // For a debug build, you may want to set IO delay around 500ms.
 // For a release build, setting it around 350ms is sensible.
 // Visit about:histograms to see what the distribution is on your system, with
 // your build. Be sure to do some work to get interesting stats.
 // The numbers below came from a warm start (you'll get about 5-10 alarms with
 // a cold start), and running the page-cycler for 5 rounds.
 #ifdef NDEBUG
@@ skipping 187 matching lines @@
     ui_observer = NULL;
   }
   if (io_observer) {
     // IO thread can't be running when we remove observers.
     DCHECK((!g_browser_process) || !(g_browser_process->io_thread()));
     io_observer->Release();
     io_observer = NULL;
   }
 }