CLONE - In a folder resource, the user can close out of the file picker by clicking X, effectively cancelling the upload.

Test Pre-requisites:

• Login as teacher.

Test Steps:
1. Navigate to the folder resource and click 'Edit'.
2. Click 'Add' and verify that the file picker is launched.
3. Select 'Upload a file' and select a file.
4. Enter a value for Save As.
5. Change the name of the author.
6. Change the licence type.
7. Click on X in the top right hand corner, verify that the dialog closes and your changes have not been saved.