Added a timezone policy and pyauto tests for it.

chrome/browser/policy/browser_policy_connector.cc

Index: chrome/browser/policy/browser_policy_connector.cc
diff --git a/chrome/browser/policy/browser_policy_connector.cc b/chrome/browser/policy/browser_policy_connector.cc
index e3df986c2e053f8a213668bf358ed0e0d6c8bc97..073f8d9df3b95d7f940d3078ba09292d3d3e22b5 100644
--- a/chrome/browser/policy/browser_policy_connector.cc
+++ b/chrome/browser/policy/browser_policy_connector.cc
@@ -46,10 +46,13 @@
 #endif
 
 #if defined(OS_CHROMEOS)
+#include "base/utf_string_conversions.h"
 #include "chrome/browser/chromeos/cros/cros_library.h"
-#include "chrome/browser/chromeos/login/authenticator.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
+#include "chrome/browser/chromeos/settings/cros_settings.h"
+#include "chrome/browser/chromeos/settings/cros_settings_provider.h"
 #include "chrome/browser/chromeos/system/statistics_provider.h"
+#include "chrome/browser/chromeos/system/timezone_settings.h"
 #include "chrome/browser/policy/app_pack_updater.h"
 #include "chrome/browser/policy/cros_user_policy_cache.h"
 #include "chrome/browser/policy/device_policy_cache.h"
@@ -157,12 +160,10 @@ void BrowserPolicyConnector::Init() {
 
   InitializeDevicePolicy();
 
-  // Create the AppPackUpdater to start updating the cache. It requires the
-  // system request context, which isn't available yet; therefore it is
-  // created only once the loops are running.
+  // Complete the initialization once the message loops are spinning.
   MessageLoop::current()->PostTask(
       FROM_HERE,
-      base::Bind(base::IgnoreResult(&BrowserPolicyConnector::GetAppPackUpdater),
+      base::Bind(&BrowserPolicyConnector::CompleteInitialization,
                  weak_ptr_factory_.GetWeakPtr()));
 #endif
 }
@@ -549,12 +550,6 @@ void BrowserPolicyConnector::InitializeDevicePolicy() {
           device_data_store_.get(),
           device_policy_cache,
           GetDeviceManagementUrl()));
-
-      // Initialize the subsystem once the message loops are spinning.
-      MessageLoop::current()->PostTask(
-          FROM_HERE,
-          base::Bind(&BrowserPolicyConnector::CompleteInitialization,
-                     weak_ptr_factory_.GetWeakPtr()));
     }
   }
 #endif
@@ -562,6 +557,12 @@ void BrowserPolicyConnector::InitializeDevicePolicy() {
 
 void BrowserPolicyConnector::CompleteInitialization() {
 #if defined(OS_CHROMEOS)
+
+  // Create the AppPackUpdater to start updating the cache. It requires the
+  // system request context, which isn't available in Init(); therefore it is
+  // created only once the loops are running.
+  GetAppPackUpdater();
+
   if (device_cloud_policy_subsystem_.get()) {
     // Read serial number and machine model. This must be done before we call
     // CompleteInitialization() below such that the serial number is available
@@ -589,11 +590,36 @@ void BrowserPolicyConnector::CompleteInitialization() {
         prefs::kDevicePolicyRefreshRate,
         kServiceInitializationStartupDelay);
   }
-  device_data_store_->set_device_status_collector(
-      new DeviceStatusCollector(
-          g_browser_process->local_state(),
-          chromeos::system::StatisticsProvider::GetInstance(),
-          NULL));
+
+  if (device_data_store_.get()) {
+    device_data_store_->set_device_status_collector(
+        new DeviceStatusCollector(
+            g_browser_process->local_state(),
+            chromeos::system::StatisticsProvider::GetInstance(),
+            NULL));
+  }
+
+  SetTimezoneIfPolicyAvailable();
+#endif
+}
+
+void BrowserPolicyConnector::SetTimezoneIfPolicyAvailable() {
+#if defined(OS_CHROMEOS)
+  typedef chromeos::CrosSettingsProvider Provider;
+  Provider::TrustedStatus result =
+      chromeos::CrosSettings::Get()->PrepareTrustedValues(
+          base::Bind(&BrowserPolicyConnector::SetTimezoneIfPolicyAvailable,
+                     weak_ptr_factory_.GetWeakPtr()));
+
+  if (result != Provider::TRUSTED)
+    return;
+
+  std::string timezone;
+  if (chromeos::CrosSettings::Get()->GetString(
+          chromeos::kSystemTimezonePolicy, &timezone)) {
+    chromeos::system::TimezoneSettings::GetInstance()->SetTimezoneFromID(
+        UTF8ToUTF16(timezone));
+  }
 #endif
 }