remove an obsolete header file (patch from Neil Mitchell <ndmitchell@gmail.com>)
remove an obsolete header file
(patch from Neil Mitchell <ndmitchell@gmail.com>)

FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs,FranklinChen/Hugs