As you probably know, under Regina v. D.B., the Supreme Court struck down the presumption. If this bill is passed, it will require crowns to indicate whether or not they will be seeking an adult penalty when the young person is accused of having committed murder, manslaughter, attempted murder, or aggravated sexual assault, so the possibility of an adult penalty will be in play if one of those serious offences has been alleged against the young person.
On May 11th, 2010. See this statement in context.