Returns the frame of the outline cell for a given row.
Original signature is '- (NSRect)frameOfOutlineCellAtRow:(NSInteger)row'
Available in Mac OS X v10.5 and later.


- row (NSInteger)
- The index of the row for which to return the frame.

The frame of the outline cell for the row at index row, considering the current indentation and the value returned by indentationMarkerFollowsCell. If the row at index row is not an expandable row, returns NSZeroRect.

- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later), 10.5 (For Mac OS X 10.5 and later)