jquery/jquery-ui — pull request #909 by bgrins (2013-02-07 00:09:38+00:00)
Title: Ticket #5727 - Draggable: enable draggable from within iframe

Fixes http://bugs.jqueryui.com/ticket/5727. This allows the ability to call `$(element).draggable()` when `element` is inside of an iframe.

Previously, all the mouse handlers were bound to parent document, this PR binds them to the owner document of the element being dragged.

Includes a visual test and minimal unit tests. I have been able to test in Chrome and Firefox.