I want to use something other than the standard fonts with my Chrome extension. I was excited about the possibility of using the Google Web Fonts, but it seems that could i
This is quite old but for anyone still having issues with this, it is possible to load the font file with javascript. I had trouble getting a font-face declaration to work within shadow dom; all styles would load but chrome would just ignore the font-face declaration completely.
let font = new FontFace("yourFontName", "url('path/to/font/file.woff')");
document.fonts.add(font);
This works beautifully for me. Using font-face is probably preferred but I'm pretty sure my use case is a bug in chrome. Here's the spec for it.