File Manager: Rename media_util.js to thumbnail_loader.js

ui/file_manager/gallery/gallery.html

Index: ui/file_manager/gallery/gallery.html
diff --git a/ui/file_manager/gallery/gallery.html b/ui/file_manager/gallery/gallery.html
index c94f9bc54a162e0aac7e488f67e6e3a7ef5adba9..b447bb05fd58f1cc39c2ebdfdee4623de30dd60f 100644
--- a/ui/file_manager/gallery/gallery.html
+++ b/ui/file_manager/gallery/gallery.html
@@ -45,6 +45,7 @@
     <script src="../file_manager/common/js/volume_manager_common.js"></script>
 
     <script src="../file_manager/foreground/js/file_type.js"></script>
+    <script src="../file_manager/foreground/js/thumbnail_loader.js"></script>
     <script src="../file_manager/foreground/js/volume_manager_wrapper.js"></script>
 
     <script src="js/image_editor/image_util.js"></script>
@@ -59,7 +60,6 @@
     <script src="js/image_editor/image_encoder.js"></script>
     <script src="js/image_editor/exif_encoder.js"></script>
 
-    <script src="../file_manager/foreground/js/media/media_util.js"></script>
     <script src="../file_manager/foreground/js/media/mouse_inactivity_watcher.js"></script>
     <script src="../file_manager/foreground/js/metadata/metadata_cache.js"></script>
     <script src="../file_manager/foreground/js/share_client.js"></script>