remove W from windows methods
remove W from windows methods

 - there are defines in the windows api which use the correct function (ASCII/Unicode ...)

Change-Id: I2c545a67c3d23040bf128ecbc65d7e5015e997b5
Reviewed-by: Oliver Wolff <bfa2c373f7b4cae624ec1928f54bc38b8cd9f442@nokia.com>
Reviewed-by: Karsten Heimrich <81d67632fe4bf9afb88a400b41aa25e19a1d2a12@nokia.com>

olear/qtifw,olear/qtifw,olear/qtifw,olear/qtifw