Add PrefStore::GetValues

chrome/browser/supervised_user/supervised_user_pref_store.cc

Index: chrome/browser/supervised_user/supervised_user_pref_store.cc
diff --git a/chrome/browser/supervised_user/supervised_user_pref_store.cc b/chrome/browser/supervised_user/supervised_user_pref_store.cc
index 546db70b9ce8d8ad2a4237e8d1aed811c5f46679..565ee8c05ed6c46f4ea3c16720fd6f6cfdceb7d2 100644
--- a/chrome/browser/supervised_user/supervised_user_pref_store.cc
+++ b/chrome/browser/supervised_user/supervised_user_pref_store.cc
@@ -87,6 +87,11 @@ bool SupervisedUserPrefStore::GetValue(const std::string& key,
   return prefs_->GetValue(key, value);
 }
 
+std::unique_ptr<base::DictionaryValue> SupervisedUserPrefStore::GetValues()
+    const {
+  return prefs_->AsDictionaryValue();
+}
+
 void SupervisedUserPrefStore::AddObserver(PrefStore::Observer* observer) {
   observers_.AddObserver(observer);
 }