Fix svace issue on text controller
Fix svace issue on text controller

uninitialized scalar field

Change-Id: I777e5485cb432d33c45a4191ef0beea22152c1fd
Signed-off-by: Bowon Ryu <81ef83b0e730bb0994892ac8894b9df89cb62eed@samsung.com>

dalihub/dali-toolkit,dalihub/dali-toolkit,dalihub/dali-toolkit,dalihub/dali-toolkit