There are two Intention this patch
1. Clean up GetShader params
2. Allow that native image also use visual features (a.k.a. RoundedCorner + Borderline)
Change-Id: I8b0cbd0a4c7c622268c90d3cbbbd345ae83dfa07 Signed-off-by: Eunki, Hong <eunkiki.hong@samsung.com>