FeatureProvider returns std::map instead of vector

extensions/renderer/api_definitions_natives.cc

Index: extensions/renderer/api_definitions_natives.cc
diff --git a/extensions/renderer/api_definitions_natives.cc b/extensions/renderer/api_definitions_natives.cc
index 61ea7109fc282b169c8b29a2b0099afcc23c0ad7..96f1f2c6eb80b21f690ec6bb26f6a80dc69ac12a 100644
--- a/extensions/renderer/api_definitions_natives.cc
+++ b/extensions/renderer/api_definitions_natives.cc
@@ -24,14 +24,10 @@ void ApiDefinitionsNatives::GetExtensionAPIDefinitionsForTest(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   std::vector<std::string> apis;
   const FeatureProvider* feature_provider = FeatureProvider::GetAPIFeatures();
-  const std::vector<std::string>& feature_names =
-      feature_provider->GetAllFeatureNames();
-  for (std::vector<std::string>::const_iterator i = feature_names.begin();
-       i != feature_names.end();
-       ++i) {
-    if (!feature_provider->GetParent(feature_provider->GetFeature(*i)) &&
-        context()->GetAvailability(*i).is_available()) {
-      apis.push_back(*i);
+  for (const auto& map_entry : feature_provider->GetAllFeatures()) {
+    if (!feature_provider->GetParent(map_entry.second.get()) &&
+        context()->GetAvailability(map_entry.first).is_available()) {
+      apis.push_back(map_entry.first);
     }
   }
   args.GetReturnValue().Set(