Refactor hints; remove trailing whitespace.
Refactor hints; remove trailing whitespace.

Somehow,

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