Fix @suppressEvent and tweak comments.
Fix @suppressEvent and tweak comments.

mrmr1993/vimium,willsALMANJ/vimium,willsALMANJ/vimium,mrmr1993/vimium,smblott-github/vimium,philc/vimium,poacher2k/vimium,decaffeinate-examples/vimium,gdh1995/vimium,smblott-github/vimium,gdh1995/vimium,decaffeinate-examples/vimium,decaffeinate-examples/vimium,poacher2k/vimium,smblott-github/vimium,philc/vimium,mrmr1993/vimium,poacher2k/vimium,gdh1995/vimium,philc/vimium,willsALMANJ/vimium