Move toggleHelpDialog to HelpDialog.toggle
Move toggleHelpDialog to HelpDialog.toggle

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