Correcting Offscreen::get_bitmap(); too much const.
Correcting Offscreen::get_bitmap(); too much const.

mikaelpatel/Cosa,dansut/Cosa,rrobinet/Cosa,dansut/Cosa,kc9jud/Cosa,mikaelpatel/Cosa,rrobinet/Cosa,kc9jud/Cosa,jeditekunum/Cosa,kc9jud/Cosa,mikaelpatel/Cosa,mikaelpatel/Cosa,dansut/Cosa,jeditekunum/Cosa,jeditekunum/Cosa,kc9jud/Cosa,rrobinet/Cosa,jeditekunum/Cosa,dansut/Cosa,rrobinet/Cosa