891417a ShellPkg/comp: Use proper parameter names

Authored and Committed by Ruiyu Ni 7 years ago
    ShellPkg/comp: Use proper parameter names
    
    The patch doesn't impact the functionality.
    The rename also fixes the inconsistency between function
    header comments and function parameters.
    
    Contributed-under: TianoCore Contribution Agreement 1.0
    Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>