'larger' and 'smaller' depend on the parent value. D'oh.
font_size = get_default_font_size (provider) * 2;
break;
case GTK_CSS_FONT_SIZE_SMALLER:
+ *dependencies = GTK_CSS_DEPENDS_ON_PARENT;
if (parent_values)
font_size = _gtk_css_number_value_get (_gtk_css_computed_values_get_value (parent_values, GTK_CSS_PROPERTY_FONT_SIZE), 100);
else
font_size *= 1.2;
break;
case GTK_CSS_FONT_SIZE_LARGER:
+ *dependencies = GTK_CSS_DEPENDS_ON_PARENT;
if (parent_values)
font_size = _gtk_css_number_value_get (_gtk_css_computed_values_get_value (parent_values, GTK_CSS_PROPERTY_FONT_SIZE), 100);
else