By Andrea Hopkins
TORONTO, Oct 17 (Reuters) - Alphabet Inc GOOGL.O, the owner of Google, will be the anchor tenant at a site being developed on Toronto's waterfront by local and federal governments, and will move Google's Canada headquarters to the facility, a source said on Tuesday.
Canadian Prime Minister Justin Trudeau will announce the agreement in Toronto on Tuesday with Alphabet Chairman Eric Schmidt and Dan Doctoroff, head of Alphabet's Sidewalks Labs innovation unit, said the government source who was not authorized to discuss the plans ahead of a formal announcement.