Move base/thread.h to base/threading, fix up callers to use the new location....

chrome/browser/jankometer.cc

 // Copyright (c) 2010 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/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/stats_counters.h"
 #include "base/ref_counted.h"
 #include "base/string_util.h"
 #include "base/threading/watchdog.h"
-#include "base/thread.h"
+#include "base/threading/thread.h"
 #include "base/time.h"
 #include "build/build_config.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_thread.h"
 #include "chrome/common/chrome_switches.h"
 
 #if defined(TOOLKIT_USES_GTK)
 #include "chrome/browser/gtk/gtk_util.h"
 #endif
 
@@ skipping 380 matching lines @@
     delete ui_observer;
     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()));
     delete io_observer;
     io_observer = NULL;
   }
 }