Adds animation on a hovered directory/volume when dragging files in Files.app

chrome/browser/resources/file_manager/js/file_transfer_controller.js

Index: chrome/browser/resources/file_manager/js/file_transfer_controller.js
diff --git a/chrome/browser/resources/file_manager/js/file_transfer_controller.js b/chrome/browser/resources/file_manager/js/file_transfer_controller.js
index 5e9be1ec7d96853cae60139c605690021fe907b1..16115682542aad6034da2c853d2387a3647f6bb3 100644
--- a/chrome/browser/resources/file_manager/js/file_transfer_controller.js
+++ b/chrome/browser/resources/file_manager/js/file_transfer_controller.js
@@ -450,7 +450,8 @@ FileTransferController.prototype = {
       clearTimeout(this.navigateTimer_);
       this.navigateTimer_ = undefined;
     }
-    if (domElement && isDirectory && opt_destinationPath) {
+    if (domElement && isDirectory && opt_destinationPath &&
+        this.canPasteOrDrop_(opt_dataTransfer, opt_destinationPath)) {

[yoshiki, 2013/03/08 08:10:38]

ditto.

[mtomasz, 2013/03/11 03:17:50]

Done.

       this.navigateTimer_ = setTimeout(function() {
         this.directoryModel_.changeDirectory(opt_destinationPath);
       }.bind(this), 2000);