ppb_flash_fullscreen: unconditionally send GraphicsExpose after switch
ppb_flash_fullscreen: unconditionally send GraphicsExpose after switch

GraphicsExpose could be jammed during fullscreen transition

reuben/freshplayerplugin,Papapashu/freshplayerplugin,Papapashu/freshplayerplugin,reuben/freshplayerplugin,reuben/freshplayerplugin,Papapashu/freshplayerplugin