Fix incorrect DCHECK

chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc

Index: chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc
diff --git a/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc b/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc
index 04e0f026c5847eb46fca4d148e5d0ad4b153ab9c..23048090e6684e68c108fb3ff1013e62ad26019b 100644
--- a/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc
+++ b/chrome/browser/ui/webui/chromeos/login/gaia_screen_handler.cc
@@ -510,7 +510,7 @@ void GaiaScreenHandler::DoAdAuth(
     const authpolicy::ActiveDirectoryAccountData& account_data) {
   switch (error) {
     case authpolicy::ERROR_NONE: {
-      DCHECK(!account_data.has_account_id() &&
+      DCHECK(account_data.has_account_id() &&
              !account_data.account_id().empty());
       const AccountId account_id(GetAccountId(
           username, account_data.account_id(), AccountType::ACTIVE_DIRECTORY));