Revert "Modifying prefetch to account for multi-profile."

chrome/browser/browser_shutdown.cc

 // Copyright (c) 2011 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 <map>
 #include <string>
 
 #include "base/command_line.h"
@@ skipping 20 matching lines @@
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/switch_utils.h"
 #include "content/browser/browser_thread.h"
 #include "content/browser/plugin_process_host.h"
 #include "content/browser/renderer_host/render_process_host.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/renderer_host/render_widget_host.h"
+#include "net/predictor_api.h"
 #include "ui/base/resource/resource_bundle.h"
 
 #if defined(OS_WIN)
 #include "chrome/browser/browser_util_win.h"
 #include "chrome/browser/first_run/upgrade_util_win.h"
 #include "chrome/browser/rlz/rlz.h"
 #endif
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/boot_times_loader.h"
@@ skipping 81 matching lines @@
 
   // The XInput2 event listener needs to be shut down earlier than when
   // Singletons are finally destroyed in AtExitManager.
   chromeos::XInputHierarchyChangedEventListener::GetInstance()->Stop();
 #endif
 
   // WARNING: During logoff/shutdown (WM_ENDSESSION) we may not have enough
   // time to get here. If you have something that *must* happen on end session,
   // consider putting it in BrowserProcessImpl::EndSession.
   PrefService* prefs = g_browser_process->local_state();
+  ProfileManager* profile_manager = g_browser_process->profile_manager();
+  PrefService* user_prefs = profile_manager->GetDefaultProfile()->GetPrefs();
+
+  chrome_browser_net::SavePredictorStateForNextStartupAndTrim(user_prefs);
 
   MetricsService* metrics = g_browser_process->metrics_service();
   if (metrics)
     metrics->RecordCompletedSessionEnd();
 
   if (shutdown_type_ > NOT_VALID && shutdown_num_processes_ > 0) {
     // Record the shutdown info so that we can put it into a histogram at next
     // startup.
     prefs->SetInteger(prefs::kShutdownType, shutdown_type_);
     prefs->SetInteger(prefs::kShutdownNumProcesses, shutdown_num_processes_);
@@ skipping 166 matching lines @@
 
 bool ShuttingDownWithoutClosingBrowsers() {
 #if defined(USE_X11)
   if (GetShutdownType() == browser_shutdown::END_SESSION)
     return true;
 #endif
   return false;
 }
 
 }  // namespace browser_shutdown