kiosk: Fix kiosk session restart

chrome/browser/chromeos/app_mode/kiosk_app_manager.cc

Index: chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
diff --git a/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc b/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
index 62ebcdb0e5434e6db861a7151f119150ca53d971..ab3da1a62f688d38261d909fffff45c862e641ae 100644
--- a/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
+++ b/chrome/browser/chromeos/app_mode/kiosk_app_manager.cc
@@ -426,11 +426,28 @@ bool KioskAppManager::GetApp(const std::string& app_id, App* app) const {
   if (!data)
     return false;
 
-  *app = App(*data, external_cache_->IsExtensionPending(app_id),
-             app_id == currently_auto_launched_with_zero_delay_app_);
+  if (app) {
+    *app = App(*data, external_cache_->IsExtensionPending(app_id),
+               app_id == currently_auto_launched_with_zero_delay_app_);
+  }
   return true;
 }
 
+bool KioskAppManager::GetAppByAccountId(const AccountId& account_id,
+                                        App* app) const {
+  for (const auto& app_data : apps_) {
+    if (app_data->account_id() == account_id) {
+      if (app) {
+        const std::string& app_id = app_data->app_id();
+        *app = App(*app_data, external_cache_->IsExtensionPending(app_id),
+                   app_id == currently_auto_launched_with_zero_delay_app_);
+      }
+      return true;
+    }
+  }
+  return false;
+}
+
 bool KioskAppManager::GetDisableBailoutShortcut() const {
   bool enable;
   if (CrosSettings::Get()->GetBoolean(