fixing Debug.msTraceAsync* checks to address Windows Phone issues
fixing Debug.msTraceAsync* checks to address Windows Phone issues

edrohler/winjs,ladyinblack/winjs,rigdern/winjs,ladyinblack/winjs,PaulWells/winjs,CensoredUser/winjs,grork/winjs,KevinTCoughlin/winjs,grork/winjs,IveWong/winjs,kevinwsbr/winjs,IveWong/winjs,kevinwsbr/winjs,nobuoka/winjs,GREYFOXRGR/winjs,nobuoka/winjs,CensoredUser/winjs,jmptrader/winjs,ladyinblack/winjs,PaulWells/winjs,gautamsi/winjs,GREYFOXRGR/winjs,CensoredUser/winjs,kevinwsbr/winjs,rigdern/winjs,gautamsi/winjs,IveWong/winjs,jmptrader/winjs,Guadzilah/winjs,Guadzilah/winjs,jmptrader/winjs,PaulWells/winjs,rigdern/winjs,edrohler/winjs,gautamsi/winjs,Guadzilah/winjs,KevinTCoughlin/winjs,nobuoka/winjs,GREYFOXRGR/winjs,KevinTCoughlin/winjs,edrohler/winjs,grork/winjs