test-pref(layout.css.xul-box-display-values.content.enabled,true) == box-as-grid-or-flex-item-1.html box-as-grid-or-flex-item-1-ref.html == flexbox-abspos-container-1a.html flexbox-abspos-container-1-ref.html == flexbox-abspos-container-1b.html flexbox-abspos-container-1-ref.html == flexbox-abspos-container-1c.html flexbox-abspos-container-1-ref.html == flexbox-abspos-container-1d.html flexbox-abspos-container-1-ref.html == flexbox-abspos-container-2.html flexbox-abspos-container-2-ref.html == flexbox-attributes-no-box-horizontal.xhtml flexbox-attributes-no-box-horizontal-ref.xhtml == flexbox-attributes-no-box-vertical.xhtml flexbox-attributes-no-box-vertical-ref.xhtml == flexbox-attributes-no-input-horizontal.xhtml flexbox-attributes-no-input-horizontal-ref.xhtml == flexbox-attributes-no-input-vertical.xhtml flexbox-attributes-no-input-vertical-ref.xhtml == flexbox-child-is-abspos-container-1.html flexbox-child-is-abspos-container-1-ref.html == flexbox-child-is-abspos-container-2.html flexbox-child-is-abspos-container-2-ref.html