Supervised users: Add prefs for a secondary custodian, and for the custodian's profile image URL.

chrome/browser/supervised_user/supervised_user_service.cc

Index: chrome/browser/supervised_user/supervised_user_service.cc
diff --git a/chrome/browser/supervised_user/supervised_user_service.cc b/chrome/browser/supervised_user/supervised_user_service.cc
index 7c3a31027dcc3b2320f49064a480e0b5c233d9ee..a5cae02584aa041052631496eb6c15b6e5630bdd 100644
--- a/chrome/browser/supervised_user/supervised_user_service.cc
+++ b/chrome/browser/supervised_user/supervised_user_service.cc
@@ -181,6 +181,18 @@ void SupervisedUserService::RegisterProfilePrefs(
   registry->RegisterStringPref(
       prefs::kSupervisedUserCustodianName, std::string(),
       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
+  registry->RegisterStringPref(
+      prefs::kSupervisedUserCustodianProfileImageURL, std::string(),
+      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
+  registry->RegisterStringPref(
+      prefs::kSupervisedUserSecondCustodianEmail, std::string(),
+      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
+  registry->RegisterStringPref(
+      prefs::kSupervisedUserSecondCustodianName, std::string(),
+      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
+  registry->RegisterStringPref(
+      prefs::kSupervisedUserSecondCustodianProfileImageURL, std::string(),
+      user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
   registry->RegisterBooleanPref(prefs::kSupervisedUserCreationAllowed, true,
       user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
 }