Remove mutex from SynthesisContext, not needed
Remove mutex from SynthesisContext, not needed

mcanthony/Tonic,TonicAudio/Tonic,eriser/Tonic,UIKit0/Tonic,TheWindInTheWillows/Tonic,UIKit0/Tonic,eriser/Tonic,TonicAudio/Tonic,kaikai03/Tonic,diviaki/Tonic,TheWindInTheWillows/Tonic,mcanthony/Tonic,kaikai03/Tonic