With regard to the Arthur Meighen Building located at 25 St. Clair Avenue East in Toronto: (a) is the government planning on changing the name of the Arthur Meighen Building, and, if so, (i) why, (ii) to what, (iii) which minister is responsible for this decision; (b) when will the government's rehabilitation project at the location be completed; and (c) what are the (i) costs incurred to date related to the project, (ii) estimated total costs of the project, in total and broken down by type of expense?