Update X11Grabber.h
Update X11Grabber.h

Former-commit-id: 7b3ba3f760ba4b403061642549164ef2e1768b32
ntim/hyperion,Funatiq/hyperion.ng,Funatiq/hyperion.ng,Funatiq/hyperion.ng,ntim/hyperion,ntim/hyperion,hyperion-project/hyperion,redPanther/hyperion.ng,hyperion-project/hyperion,Funatiq/hyperion.ng,penfold42/hyperion.ng,ntim/hyperion,hyperion-project/hyperion.ng,hyperion-project/hyperion.ng,redPanther/hyperion.ng,penfold42/hyperion.ng,hyperion-project/hyperion,penfold42/hyperion.ng,hyperion-project/hyperion.ng,hyperion-project/hyperion,hyperion-project/hyperion.ng,hyperion-project/hyperion.ng,hyperion-project/hyperion,redPanther/hyperion.ng,redPanther/hyperion.ng,redPanther/hyperion.ng,hyperion-project/hyperion,redPanther/hyperion.ng,hyperion-project/hyperion.ng,penfold42/hyperion.ng,penfold42/hyperion.ng,ntim/hyperion,ntim/hyperion,Funatiq/hyperion.ng,Funatiq/hyperion.ng,penfold42/hyperion.ng