Add UMA stat to track home button and page prefs

chrome/browser/chrome_browser_main.cc

 // Copyright (c) 2012 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/chrome_browser_main.h"
 
 #if defined(TOOLKIT_GTK)
 #include <gtk/gtk.h>
 #endif
 
@@ skipping 63 matching lines @@
 #include "chrome/browser/net/crl_set_fetcher.h"
 #include "chrome/browser/notifications/desktop_notification_service.h"
 #include "chrome/browser/notifications/desktop_notification_service_factory.h"
 #include "chrome/browser/page_cycler/page_cycler.h"
 #include "chrome/browser/performance_monitor/performance_monitor.h"
 #include "chrome/browser/performance_monitor/startup_timer.h"
 #include "chrome/browser/plugins/plugin_prefs.h"
 #include "chrome/browser/pref_service_flags_storage.h"
 #include "chrome/browser/prefs/chrome_pref_service_factory.h"
 #include "chrome/browser/prefs/command_line_pref_store.h"
+#include "chrome/browser/prefs/pref_metrics_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service.h"
 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service_factory.h"
 #include "chrome/browser/process_singleton.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/profiles/profiles_state.h"
 #include "chrome/browser/renderer_host/chrome_render_view_host_observer.h"
 #include "chrome/browser/search_engines/search_engine_type.h"
 #include "chrome/browser/service/service_process_control.h"
@@ skipping 1426 matching lines @@
 
 #if !defined(DISABLE_NACL)
   if (parsed_command_line().HasSwitch(switches::kPnaclDir)) {
     PathService::Override(chrome::DIR_PNACL_BASE,
                           parsed_command_line().GetSwitchValuePath(
                               switches::kPnaclDir));
   }
   NaClProcessHost::EarlyStartup(new NaClBrowserDelegateImpl);
 #endif
 
+  // Make sure initial prefs are recorded
+  PrefMetricsService::Factory::GetForProfile(profile_);
+
   PreBrowserStart();
 
   // Instantiate the notification UI manager, as this triggers a perf timer
   // used to measure startup time. TODO(stevenjb): Figure out what is actually
   // triggering the timer and call that explicitly in the approprate place.
   // http://crbug.com/105065.
   browser_process_->notification_ui_manager();
 
 #if defined(OS_ANDROID)
   chrome_variations::VariationsService* variations_service =
@@ skipping 196 matching lines @@
   chromeos::CrosSettings::Shutdown();
 #endif
 #endif
 }
 
 // Public members:
 
 void ChromeBrowserMainParts::AddParts(ChromeBrowserMainExtraParts* parts) {
   chrome_extra_parts_.push_back(parts);
 }