ChromeOS: Add SystemTimezoneAutomaticDetection policy.

chrome/browser/chromeos/preferences.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/chromeos/preferences.h"
 
 #include <vector>
 
 #include "ash/autoclick/autoclick_controller.h"
 #include "ash/display/display_manager.h"
 #include "ash/shell.h"
 #include "base/command_line.h"
 #include "base/i18n/time_formatting.h"
 #include "base/metrics/histogram.h"
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/sys_info.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/accessibility/magnification_manager.h"
 #include "chrome/browser/chromeos/drive/file_system_util.h"
 #include "chrome/browser/chromeos/input_method/input_method_syncer.h"
 #include "chrome/browser/chromeos/login/session/user_session_manager.h"
 #include "chrome/browser/chromeos/net/wake_on_wifi_manager.h"
 #include "chrome/browser/chromeos/system/input_device_settings.h"
+#include "chrome/browser/chromeos/system/timezone_resolver_manager.h"
 #include "chrome/browser/download/download_prefs.h"
 #include "chrome/browser/prefs/pref_service_syncable_util.h"
 #include "chrome/common/chrome_features.h"
 #include "chrome/common/pref_names.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/system/statistics_provider.h"
 #include "chromeos/timezone/timezone_resolver.h"
 #include "components/drive/drive_pref_names.h"
 #include "components/feedback/tracing_manager.h"
 #include "components/pref_registry/pref_registry_syncable.h"
@@ skipping 51 matching lines @@
 
 // static
 void Preferences::RegisterPrefs(PrefRegistrySimple* registry) {
   registry->RegisterBooleanPref(prefs::kOwnerPrimaryMouseButtonRight, false);
   registry->RegisterBooleanPref(prefs::kOwnerTapToClickEnabled, true);
   registry->RegisterBooleanPref(prefs::kAccessibilityVirtualKeyboardEnabled,
                                 false);
   registry->RegisterStringPref(prefs::kLogoutStartedLast, std::string());
   registry->RegisterBooleanPref(prefs::kResolveDeviceTimezoneByGeolocation,
                                 true);
+  registry->RegisterIntegerPref(
+      prefs::kSystemTimezoneAutomaticDetectionPolicy,
+      ResolveDeviceTimezoneByGeolocationPolicyValues::USERS_DECIDE);
 }
 
 // static
 void Preferences::RegisterProfilePrefs(
     user_prefs::PrefRegistrySyncable* registry) {
   std::string hardware_keyboard_id;
   // TODO(yusukes): Remove the runtime hack.
   if (base::SysInfo::IsRunningOnChromeOS()) {
     DCHECK(g_browser_process);
     PrefService* local_state = g_browser_process->local_state();
@@ skipping 525 matching lines @@
   }
 
   if (pref_name == prefs::kResolveTimezoneByGeolocation &&
       reason != REASON_ACTIVE_USER_CHANGED) {
     const bool value = prefs_->GetBoolean(prefs::kResolveTimezoneByGeolocation);
     if (user_is_owner) {
       g_browser_process->local_state()->SetBoolean(
           prefs::kResolveDeviceTimezoneByGeolocation, value);
     }
     if (user_is_primary_) {
-      if (value) {
-        g_browser_process->platform_part()->GetTimezoneResolver()->Start();
-      } else {
-        g_browser_process->platform_part()->GetTimezoneResolver()->Stop();
-        if (reason == REASON_PREF_CHANGED) {
-          // Allow immediate timezone update on Stop + Start.
-          g_browser_process->local_state()->ClearPref(
-              TimeZoneResolver::kLastTimeZoneRefreshTime);
-        }
+      system::TimeZoneResolverManager* manager =
+          g_browser_process->platform_part()->GetTimezoneResolverManager();
+      manager->SetPrimaryUserPrefs(prefs_);
+      manager->UpdateTimezoneResolver();
+      if (!value && reason == REASON_PREF_CHANGED) {
+        // Allow immediate timezone update on Stop + Start.
+        g_browser_process->local_state()->ClearPref(
+            TimeZoneResolver::kLastTimeZoneRefreshTime);
       }
     }
   }
 
   if (pref_name == prefs::kUse24HourClock ||
       reason != REASON_ACTIVE_USER_CHANGED) {
     const bool value = prefs_->GetBoolean(prefs::kUse24HourClock);
     user_manager::known_user::SetBooleanPref(user_->GetAccountId(),
                                              prefs::kUse24HourClock, value);
   }
@@ skipping 83 matching lines @@
   touch_hud_projection_enabled_.SetValue(enabled);
 }
 
 void Preferences::ActiveUserChanged(const user_manager::User* active_user) {
   if (active_user != user_)
     return;
   ApplyPreferences(REASON_ACTIVE_USER_CHANGED, "");
 }
 
 }  // namespace chromeos