Files.app: Added DragSelector class.

chrome/browser/resources/file_manager/main_new_ui.html

Index: chrome/browser/resources/file_manager/main_new_ui.html
diff --git a/chrome/browser/resources/file_manager/main_new_ui.html b/chrome/browser/resources/file_manager/main_new_ui.html
index 6fedc56cdac2c661726d7693d5d0da0f085d8958..7066c6091aa9371298aa18f550500f64cd26eb7b 100644
--- a/chrome/browser/resources/file_manager/main_new_ui.html
+++ b/chrome/browser/resources/file_manager/main_new_ui.html
@@ -90,6 +90,7 @@
       <script src="js/butter_bar.js"></script>
       <script src="js/directory_contents.js"></script>
       <script src="js/directory_model.js"></script>
+      <script src="js/drag_selector.js"></script>
       <script src="js/drive_banners.js"></script>
       <script src="js/file_copy_manager_wrapper.js"></script>
       <script src="js/file_grid.js"></script>