Revert "Small cleanups in audioproperties.cpp."
Revert "Small cleanups in audioproperties.cpp."

This reverts commit b49e3e56202dc5a15f2c4eee6b2b8f978382d655.

Distrotech/taglib,black78/taglib,taglib/taglib,i80and/taglib,dlz1123/taglib,Distrotech/taglib,TsudaKageyu/taglib,pbhd/taglib,videolabs/taglib,pbhd/taglib,dlz1123/taglib,black78/taglib,TsudaKageyu/taglib,videolabs/taglib,taglib/taglib,i80and/taglib,i80and/taglib,Distrotech/taglib,black78/taglib,dlz1123/taglib,taglib/taglib,TsudaKageyu/taglib,videolabs/taglib,pbhd/taglib