[cros] OOBE slide animation.

chrome/browser/chromeos/login/webui_login_display_host.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/webui_login_display_host.h"
 
 #include "ash/desktop_background/desktop_background_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_window_ids.h"
 #include "ash/wm/window_animations.h"
@@ skipping 51 matching lines @@
       login_window_(NULL),
       login_view_(NULL),
       webui_login_display_(NULL),
       is_showing_login_(false),
       is_wallpaper_loaded_(false),
       initialize_webui_in_parallel_(kInitializeWebUIInParallelDefault),
       status_area_saved_visibility_(false),
       crash_count_(0),
       restore_path_(RESTORE_UNKNOWN) {
   bool is_registered = WizardController::IsDeviceRegistered();
-  // TODO(nkostylev): Add switch to disable wallpaper transition on OOBE.
-  // Should be used on test images so that they are not slowed down.
   bool zero_delay_enabled = WizardController::IsZeroDelayEnabled();
   if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kDisableNewOobe) &&
       !zero_delay_enabled) {
     bool disable_boot_animation = CommandLine::ForCurrentProcess()->
         HasSwitch(switches::kDisableBootAnimation);
     waiting_for_wallpaper_load_ = !is_registered || !disable_boot_animation;
   } else {
     waiting_for_wallpaper_load_ = false;
   }
 
   if (waiting_for_wallpaper_load_) {
     registrar_.Add(this, chrome::NOTIFICATION_WALLPAPER_ANIMATION_FINISHED,
                    content::NotificationService::AllSources());
     // Prevents white flashing on OOBE (http://crbug.com/131569).
     aura::Env::GetInstance()->set_render_white_bg(false);
 
     // Check if WebUI init type is overriden.
     if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshWebUIInit)) {
       const std::string override_type = CommandLine::ForCurrentProcess()->
           GetSwitchValueASCII(switches::kAshWebUIInit);
       if (override_type == kWebUIInitParallel)
         initialize_webui_in_parallel_ = true;
       else if (override_type == kWebUIInitPostpone)
         initialize_webui_in_parallel_ = false;
     }
+
+    // Don't postpone WebUI initialization on first boot, otherwise we miss
+    // initial animation.
+    if (!WizardController::IsOobeCompleted())
+      initialize_webui_in_parallel_ = false;
   }
   // In case if we're not waiting for wallpaper load,
   // |initialize_webui_in_parallel_| value is ignored through the code flow.
 }
 
 WebUILoginDisplayHost::~WebUILoginDisplayHost() {
   if (login_window_)
     login_window_->Close();
 }
 
@@ skipping 230 matching lines @@
     case RESTORE_SIGN_IN:
       StartSignInScreen();
       break;
     default:
       NOTREACHED();
       break;
   }
 }
 
 }  // namespace chromeos