Reproducing Steps

1. open Test2007File.xlsx in Spreadsheet
2. apply some criteria on first filters
3. open 2nd filter's dropdown list
4. uncheck one option to filter some rows and those rows are hidden.
5. check the previous one option back
   or
   watch video: http://screencast.com/t/RRTxV03PL

Expected:
hidden rows are displayed.

Actual:
hidden rows are still hidden.
the checked option becomes unchecked.