override chrome://branding/locale/brand.properties file:///usr/local/share/epiphany/chrome/branding/brand.properties
override chrome://branding/locale/brand.dtd file:///usr/local/share/epiphany/chrome/branding/brand.dtd
override chrome://global/content/about.xhtml file:///usr/local/share/epiphany/chrome/global/about.xhtml
