Introduce kiosk.autolaunched feature session type

extensions/common/features/simple_feature.h

Index: extensions/common/features/simple_feature.h
diff --git a/extensions/common/features/simple_feature.h b/extensions/common/features/simple_feature.h
index 94b39fb9fd0c5b5f4bf5dce5a5f95bd7e1c17b7e..9f9ae64b814a05eec650c51f6ec75728c0fb5627 100644
--- a/extensions/common/features/simple_feature.h
+++ b/extensions/common/features/simple_feature.h
@@ -206,6 +206,10 @@ class SimpleFeature : public Feature {
 
   bool MatchesManifestLocation(Manifest::Location manifest_location) const;
 
+  // Checks if the feature is allowed in a session of type |session_type|
+  // (based on session type feature restrictions).
+  bool MatchesSessionTypes(FeatureSessionType session_type) const;
+
   Availability CheckDependencies(
       const base::Callback<Availability(const Feature*)>& checker) const;