longparas: safe xub_Strlen->sal_Int32

Change-Id: Id1425d80908aca5c44f028ccc79e597afa175b00
longparas: ditch unused argument

Change-Id: I023a4bee6bf92acc21f0b4821f45b0a47b2da78f
longparas: these are really xub_StrLens

Change-Id: I512bf822fcccd158bbe57184ea85a9a72724ca8c
longparas: this should be xub_Strlen

Change-Id: I018104df6fcae8bf1474db1479742238d1cb4cd2
longparas: these are really xub_StrLens

Change-Id: Ia754de347f277a07479e4056b7c9a03534a3dab4