Log base::Features in Launch.FlagsAtStartup

components/flags_ui/flags_state.h

Index: components/flags_ui/flags_state.h
diff --git a/components/flags_ui/flags_state.h b/components/flags_ui/flags_state.h
index c7e59be415327483de82f9054c9cc35368934b1f..979c9d6f6ad8b874de8c3041873702b71873b6f2 100644
--- a/components/flags_ui/flags_state.h
+++ b/components/flags_ui/flags_state.h
@@ -79,6 +79,11 @@ class FlagsState {
   // about entries that enable/disable base::Feature states.
   std::set<std::string> GetSwitchesFromFlags(FlagsStorage* flags_storage);
 
+  // Reads the state from |flags_storage| and returns the set of command line
+  // flags that correspond to enabled/disabled base::Feature states. Features
+  // are suffixed with :enabled or :disabled depending on their state.
+  std::set<std::string> GetFeaturesFromFlags(FlagsStorage* flags_storage);
+
   bool IsRestartNeededToCommitChanges();
   void SetFeatureEntryEnabled(FlagsStorage* flags_storage,
                               const std::string& internal_name,