Index: chrome/browser/chromeos/login/screens/screen_context.h |
diff --git a/chrome/browser/chromeos/login/screens/screen_context.h b/chrome/browser/chromeos/login/screens/screen_context.h |
index c0dc4460c8331e4ea853977390c3d4f656221556..c92a13758ae15cc6b467c9d20206d3d781ec9006 100644 |
--- a/chrome/browser/chromeos/login/screens/screen_context.h |
+++ b/chrome/browser/chromeos/login/screens/screen_context.h |
@@ -71,7 +71,7 @@ class ScreenContext : public base::NonThreadSafe { |
void GetChangesAndReset(base::DictionaryValue* diff); |
// Applies changes from |diff| to the context. All keys from |diff| |
- // are stored in |keys|. |
+ // are stored in |keys|. |keys| argument is optional and can be NULL. |
void ApplyChanges(const base::DictionaryValue& diff, |
std::vector<std::string>* keys); |