jquery/jquery-mobile — pull request #4803 by MauriceG (2012-08-04 00:29:11+00:00)
Title: Collapsible: Add support for same expanded/collapsed non default icon

Fixes #4801 Collapsible Content: Info Icon Issue.
Having the same non standard icon for expanded and collapsed state, toggleClass removes the ui-icon-x class for collapsed state.
Tests: Passed.