Fix more cases where ' ' doesn't have code
Fix more cases where ' ' doesn't have code

sourcelair/xterm.js,xtermjs/xterm.js,sourcelair/xterm.js,akalipetis/xterm.js,akalipetis/xterm.js,Tyriar/xterm.js,xtermjs/xterm.js,akalipetis/xterm.js,sourcelair/xterm.js,Tyriar/xterm.js,xtermjs/xterm.js,Tyriar/xterm.js,xtermjs/xterm.js,Tyriar/xterm.js,sourcelair/xterm.js,xtermjs/xterm.js,Tyriar/xterm.js,akalipetis/xterm.js