Revert of Add PrefStore::GetValues

components/policy/core/browser/configuration_policy_pref_store.cc

Index: components/policy/core/browser/configuration_policy_pref_store.cc
diff --git a/components/policy/core/browser/configuration_policy_pref_store.cc b/components/policy/core/browser/configuration_policy_pref_store.cc
index 7d1a70616644c8dd4ecc85692d93b75408d427b2..17ca01b44385bdf743fe338a566fadf97c9e0bbb 100644
--- a/components/policy/core/browser/configuration_policy_pref_store.cc
+++ b/components/policy/core/browser/configuration_policy_pref_store.cc
@@ -10,7 +10,6 @@
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
-#include "base/memory/ptr_util.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
@@ -80,13 +79,6 @@
   return true;
 }
 
-std::unique_ptr<base::DictionaryValue> ConfigurationPolicyPrefStore::GetValues()
-    const {
-  if (!prefs_)
-    return base::MakeUnique<base::DictionaryValue>();
-  return prefs_->AsDictionaryValue();
-}
-
 void ConfigurationPolicyPrefStore::OnPolicyUpdated(
     const PolicyNamespace& ns,
     const PolicyMap& previous,