Fix "notificiation" and "soruce" typos.

chrome/browser/chromeos/arc/arc_auth_notification.cc

Index: chrome/browser/chromeos/arc/arc_auth_notification.cc
diff --git a/chrome/browser/chromeos/arc/arc_auth_notification.cc b/chrome/browser/chromeos/arc/arc_auth_notification.cc
index 917ebfdf56c73c47de5984057ab19eba025ee728..e18dfc6b9f4aa3a36d5ea4345d1649e86adb7f28 100644
--- a/chrome/browser/chromeos/arc/arc_auth_notification.cc
+++ b/chrome/browser/chromeos/arc/arc_auth_notification.cc
@@ -26,7 +26,7 @@ namespace {
 
 // Ids of the notification shown on first run.
 const char kNotifierId[] = "arc_auth";
-const char kDisplaySoruce[] = "arc_auth_source";
+const char kDisplaySource[] = "arc_auth_source";
 const char kFirstRunNotificationId[] = "arc_auth/first_run";
 
 class ArcAuthNotificationDelegate
@@ -107,7 +107,7 @@ void ArcAuthNotification::Show(Profile* profile) {
           l10n_util::GetStringFUTF16(IDS_ARC_NOTIFICATION_MESSAGE,
                                      ash::GetChromeOSDeviceName()),
           resource_bundle.GetImageNamed(IDR_ARC_PLAY_STORE_NOTIFICATION),
-          base::UTF8ToUTF16(kDisplaySoruce), GURL(), notifier_id, data,
+          base::UTF8ToUTF16(kDisplaySource), GURL(), notifier_id, data,
           new ArcAuthNotificationDelegate()));
   message_center::MessageCenter::Get()->AddNotification(
       std::move(notification));