Use more direct way to show human readable sizes.
Use more direct way to show human readable sizes.

Change-Id: I7a9a15b695b37f0a85d450650d02454bb7fa9cd9
Reviewed-by: Tim Jenssen <6a21f175c697b4129e1bafb6e9b52078bb1a6738@nokia.com>

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