Don't switch browser locale on secondary user login

chrome/browser/chromeos/login/login_utils.cc

Index: chrome/browser/chromeos/login/login_utils.cc
diff --git a/chrome/browser/chromeos/login/login_utils.cc b/chrome/browser/chromeos/login/login_utils.cc
index 552b5af58e5e47496b482820f9352f3597301649..aa2e584e3090ca8f3bfca23d93edc8246a2aaed7 100644
--- a/chrome/browser/chromeos/login/login_utils.cc
+++ b/chrome/browser/chromeos/login/login_utils.cc
@@ -378,7 +378,9 @@ void LoginUtilsImpl::InitProfilePreferences(Profile* user_profile,
     google_services_username.SetValue(user ? user->display_email() : email);
   }
 
-  RespectLocalePreference(user_profile);
+  // For multi-profile case don't apply profile local because it is not safe.
+  if (UserManager::Get()->GetLoggedInUsers().size() == 1)
+    RespectLocalePreference(user_profile);
 }
 
 void LoginUtilsImpl::InitSessionRestoreStrategy() {