Files.app: Provide detailed change information on onDirectoryChanged event

chrome/browser/chromeos/drive/change_list_loader.cc

Index: chrome/browser/chromeos/drive/change_list_loader.cc
diff --git a/chrome/browser/chromeos/drive/change_list_loader.cc b/chrome/browser/chromeos/drive/change_list_loader.cc
index 5fd63014b8cc7ad417537d37abd83a1573c73546..f9ffa5fb0d3501f404e2c533f868b75edc100090 100644
--- a/chrome/browser/chromeos/drive/change_list_loader.cc
+++ b/chrome/browser/chromeos/drive/change_list_loader.cc
@@ -523,13 +523,10 @@ void ChangeListLoader::LoadChangeListFromServerAfterUpdate(
                base::Int64ToString(elapsed.InMilliseconds()).c_str());
 
   if (should_notify_changed_directories) {
-    for (std::set<base::FilePath>::iterator dir_iter =
-            change_list_processor->changed_dirs().begin();
-        dir_iter != change_list_processor->changed_dirs().end();
-        ++dir_iter) {
-      FOR_EACH_OBSERVER(ChangeListLoaderObserver, observers_,
-                        OnDirectoryChanged(*dir_iter));
-    }
+    FOR_EACH_OBSERVER(
+        ChangeListLoaderObserver,
+        observers_,
+        OnDirectoryChanged(change_list_processor->changed_files()));
   }
 
   OnChangeListLoadComplete(error);