Install and launch kiosk app from cached crx file at start up.

chrome/browser/ui/webui/extensions/chromeos/kiosk_apps_handler.cc

 // Copyright 2013 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/ui/webui/extensions/chromeos/kiosk_apps_handler.h"
 
 #include <algorithm>
 #include <set>
 #include <string>
 #include <vector>
@@ skipping 160 matching lines @@
       "kioskDisableBailoutShortcutConfirm",
       l10n_util::GetStringUTF16(IDS_CONFIRM_MESSAGEBOX_YES_BUTTON_LABEL));
   source->AddString(
       "kioskDisableBailoutShortcutCancel",
       l10n_util::GetStringUTF16(IDS_CONFIRM_MESSAGEBOX_NO_BUTTON_LABEL));
   source->AddString("done", l10n_util::GetStringUTF16(IDS_DONE));
   source->AddString("add", l10n_util::GetStringUTF16(IDS_ADD));
 }
 
 void KioskAppsHandler::OnKioskAppDataChanged(const std::string& app_id) {
-  KioskAppManager::App app_data;
-  if (!kiosk_app_manager_->GetApp(app_id, &app_data))
-    return;
-
-  base::DictionaryValue app_dict;
-  PopulateAppDict(app_data, &app_dict);
-
-  web_ui()->CallJavascriptFunction("extensions.KioskAppsOverlay.updateApp",
-                                   app_dict);
+  UpdateApp(app_id);
 }
 
 void KioskAppsHandler::OnKioskAppDataLoadFailure(const std::string& app_id) {
-  base::StringValue app_id_value(app_id);
-  web_ui()->CallJavascriptFunction("extensions.KioskAppsOverlay.showError",
-                                   app_id_value);
-
-  kiosk_app_manager_->RemoveApp(app_id);
+  ShowError(app_id);
 }
 
+void KioskAppsHandler::OnKioskExtensionLoadedInCache(
+    const std::string& app_id) {
+  UpdateApp(app_id);
+}
+
+void KioskAppsHandler::OnKioskExtensionDownloadFailed(
+    const std::string& app_id) {
+  ShowError(app_id);
+}
 
 void KioskAppsHandler::OnGetConsumerKioskAutoLaunchStatus(
     chromeos::KioskAppManager::ConsumerKioskAutoLaunchStatus status) {
   initialized_ = true;
   is_kiosk_enabled_ =
       chromeos::UserManager::Get()->IsCurrentUserOwner() ||
       !base::SysInfo::IsRunningOnChromeOS();
 
   is_auto_launch_enabled_ =
       status == KioskAppManager::CONSUMER_KIOSK_AUTO_LAUNCH_ENABLED ||
@@ skipping 116 matching lines @@
     return;
 
   bool disable_bailout_shortcut;
   CHECK(args->GetBoolean(0, &disable_bailout_shortcut));
 
   CrosSettings::Get()->SetBoolean(
       kAccountsPrefDeviceLocalAccountAutoLoginBailoutEnabled,
       !disable_bailout_shortcut);
 }
 
+void KioskAppsHandler::UpdateApp(const std::string& app_id) {
+  KioskAppManager::App app_data;
+  if (!kiosk_app_manager_->GetApp(app_id, &app_data))
+    return;
+
+  base::DictionaryValue app_dict;
+  PopulateAppDict(app_data, &app_dict);
+
+  web_ui()->CallJavascriptFunction("extensions.KioskAppsOverlay.updateApp",
+                                   app_dict);
+}
+
+void KioskAppsHandler::ShowError(const std::string& app_id) {
+  base::StringValue app_id_value(app_id);
+  web_ui()->CallJavascriptFunction("extensions.KioskAppsOverlay.showError",
+                                   app_id_value);
+
+  kiosk_app_manager_->RemoveApp(app_id);
+}
+
 }  // namespace chromeos