arc: ARC loading progress should not be shown when started from OOBE.

chrome/browser/chromeos/BUILD.gn

Index: chrome/browser/chromeos/BUILD.gn
diff --git a/chrome/browser/chromeos/BUILD.gn b/chrome/browser/chromeos/BUILD.gn
index e04aed9b44d0cf5d31bb6f653069e61cae1fe8c9..c2dd131fbf9e3b51b8afbed2c97161b7c0ec8335 100644
--- a/chrome/browser/chromeos/BUILD.gn
+++ b/chrome/browser/chromeos/BUILD.gn
@@ -256,8 +256,12 @@ source_set("chromeos") {
     "arc/optin/arc_optin_preference_handler.cc",
     "arc/optin/arc_optin_preference_handler.h",
     "arc/optin/arc_optin_preference_handler_delegate.h",
+    "arc/optin/arc_terms_of_service_default_negotiator.cc",
+    "arc/optin/arc_terms_of_service_default_negotiator.h",
     "arc/optin/arc_terms_of_service_negotiator.cc",
     "arc/optin/arc_terms_of_service_negotiator.h",
+    "arc/optin/arc_terms_of_service_oobe_negotiator_for_managed_user.cc",
+    "arc/optin/arc_terms_of_service_oobe_negotiator_for_managed_user.h",
     "arc/policy/arc_android_management_checker.cc",
     "arc/policy/arc_android_management_checker.h",
     "arc/policy/arc_android_management_checker_delegate.h",
@@ -725,6 +729,7 @@ source_set("chromeos") {
     "login/screens/arc_terms_of_service_screen.cc",
     "login/screens/arc_terms_of_service_screen.h",
     "login/screens/arc_terms_of_service_screen_actor.h",
+    "login/screens/arc_terms_of_service_screen_actor_observer.h",
     "login/screens/base_screen.cc",
     "login/screens/base_screen.h",
     "login/screens/base_screen_delegate.h",