Enable Google Drive offline mode automatically on first run.

chrome/browser/chromeos/login/login_display_host_impl.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/login/login_display_host_impl.h"
 
 #include <vector>
 
 #include "ash/desktop_background/desktop_background_controller.h"
 #include "ash/desktop_background/user_wallpaper_delegate.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/wm/header_painter.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread_restrictions.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_shutdown.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
 #include "chrome/browser/chromeos/customization_document.h"
+#include "chrome/browser/chromeos/first_run/drive_opt_in_controller.h"
 #include "chrome/browser/chromeos/first_run/first_run_controller.h"
 #include "chrome/browser/chromeos/input_method/input_method_util.h"
 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
 #include "chrome/browser/chromeos/language_preferences.h"
 #include "chrome/browser/chromeos/login/existing_user_controller.h"
 #include "chrome/browser/chromeos/login/helper.h"
 #include "chrome/browser/chromeos/login/language_switch_menu.h"
 #include "chrome/browser/chromeos/login/login_utils.h"
 #include "chrome/browser/chromeos/login/login_wizard.h"
 #include "chrome/browser/chromeos/login/oobe_display.h"
@@ skipping 252 matching lines @@
   chrome::EndKeepAlive();
 
   default_host_ = NULL;
   // TODO(dzhioev): find better place for starting tutorial.
   if (CommandLine::ForCurrentProcess()->
           HasSwitch(switches::kEnableFirstRunUI)) {
     // FirstRunController manages its lifetime and destructs after tutorial
     // completion.
     (new FirstRunController())->Start();
   }
+
+#if defined(GOOGLE_CHROME_BUILD)
+  // TODO(tengs): This should be refactored together with the first run UI.

[achuithb, 2013/11/01 19:25:15]

Can we file a bug for this?

[Tim Song, 2013/11/02 00:13:14]

I'll file the bug when this patch lands.

+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kEnableDriveOfflineOptIn)) {
+    if (UserManager::Get()->IsCurrentUserNew()) {
+      // DriveOptInController will delete itself when finished.
+      (new DriveOptInController())->StartOfflineOptIn();
+    }
+  }
+#endif
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // LoginDisplayHostImpl, LoginDisplayHost implementation:
 
 LoginDisplay* LoginDisplayHostImpl::CreateLoginDisplay(
     LoginDisplay::Delegate* delegate) {
   if (system::keyboard_settings::ForceKeyboardDrivenUINavigation()) {
     views::FocusManager::set_arrow_key_traversal_enabled(true);
 
@@ skipping 723 matching lines @@
   VLOG(1) << "Initial time zone: " << timezone_name;
   // Apply locale customizations only once to preserve whatever locale
   // user has changed to during OOBE.
   if (!timezone_name.empty()) {
     chromeos::system::TimezoneSettings::GetInstance()->SetTimezoneFromID(
         UTF8ToUTF16(timezone_name));
   }
 }
 
 }  // namespace chromeos