Update GtkApplication based window display
Clutter toolkit is depcrecated and Apertis is moving to use GTK has a UI toolkit for APP development.
Signed-off-by: Sudarshan C P sudarshan.cp2@in.bosch.com
Clutter toolkit is depcrecated and Apertis is moving to use GTK has a UI toolkit for APP development.
Signed-off-by: Sudarshan C P sudarshan.cp2@in.bosch.com