Don't clear the scheduler field from the interp when the Scheduler PMC is destroyed.
Don't clear the scheduler field from the interp when the Scheduler PMC is destroyed.

First off, if the Scheduler is destroyed, that means the interp is probably not alive to have marked it. Second, since Scheduler isn't a singleton, it's entirely plausible (though not currently recommended) that the Scheduler might not be attached an an interp.

FROGGS/parrot,tkob/parrot,FROGGS/parrot,youprofit/parrot,tkob/parrot,parrot/parrot,tkob/parrot,tkob/parrot,FROGGS/parrot,tkob/parrot,FROGGS/parrot,youprofit/parrot,FROGGS/parrot,FROGGS/parrot,youprofit/parrot,parrot/parrot,FROGGS/parrot,tkob/parrot,tkob/parrot,parrot/parrot,tkob/parrot,youprofit/parrot,youprofit/parrot,parrot/parrot,youprofit/parrot,FROGGS/parrot,youprofit/parrot,youprofit/parrot,parrot/parrot