diff --git a/components/style/values/resolved/counters.rs b/components/style/values/resolved/counters.rs
index c00e63fda22..cdaebcdea3e 100644
--- a/components/style/values/resolved/counters.rs
+++ b/components/style/values/resolved/counters.rs
@@ -7,6 +7,14 @@
 use super::{Context, ToResolvedValue};
 use crate::values::computed;
 
+#[inline]
+fn allow_element_content_none() -> bool {
+    #[cfg(feature = "gecko")]
+    return static_prefs::pref!("layout.css.element-content-none.enabled");
+    #[cfg(feature = "servo")]
+    return false;
+}
+
 /// https://drafts.csswg.org/css-content/#content-property
 ///
 /// We implement this at resolved value time because otherwise it causes us to
@@ -35,7 +43,7 @@ impl ToResolvedValue for computed::Content {
             // https://github.com/w3c/csswg-drafts/issues/6124
             // Ditto for non-pseudo elements if the pref is disabled.
             Self::None if (is_pseudo && !is_before_or_after && !is_marker) ||
-                (!is_pseudo && !static_prefs::pref!("layout.css.element-content-none.enabled")) => Self::Normal,
+                (!is_pseudo && !allow_element_content_none()) => Self::Normal,
             other => other,
         }
     }