voting rights pertaining to any shares of the company that are held in
contravention of the charter of the company are exercised at a general meeting
of the shareholders of the company, no proceeding, matter or thing at that
meeting is void by reason thereof, but any such proceeding, matter or thing is,
at any time within one year after the day of commencement of the general
meeting at which those voting rights were exercised, voidable at the option of
the shareholders by a resolution passed at a special general meeting of the
shareholders. R.S., c. T-4, s. 26.