is will work
 if the undo state at the top of the stack has the given id, and has not been
 involved in an undo operation.  Otherwise false is returned.</div>
<dl class="notes">
<dt>Parameters:</dt>
<dd><code>commitId</code> - The identifier for the state to be uncommitted, as returned
                 by <a href="#commitState(icyllis.modernui.core.UndoOwner)"><code>commitState(icyllis.modernui.core.UndoOwner)</code></a>.</dd>
<dd><code>owner</code> - Optional owner that must appear in the committed state.<