Only show the drag and drop indicator when the review request is editable.
Review Request #6312 — Created Sept. 10, 2014 and submitted — Latest diff uploaded
Only show the drag and drop indicator when the review request is editable.
Ran JS tests.
Tried to drag-and-drop a file:
as the creator of the review request - indicator appears
while signed in as an admin - indicator appears
while signed in as a different user (not admin) - indicator does not appear
while not signed in - indicator does not appear