diff --git a/components/style/gecko/generated/bindings.rs b/components/style/gecko/generated/bindings.rs
index f0b20b1e65c..108062e6077 100644
--- a/components/style/gecko/generated/bindings.rs
+++ b/components/style/gecko/generated/bindings.rs
@@ -1041,8 +1041,9 @@ extern "C" {
      -> CSSPseudoElementType;
 }
 extern "C" {
-    pub fn Gecko_CalcStyleDifference(oldstyle: *mut nsStyleContext,
-                                     newstyle: ServoComputedValuesBorrowed,
+    pub fn Gecko_CalcStyleDifference(old_style: *const ServoStyleContext,
+                                     new_style: *const ServoStyleContext,
+                                     old_style_bits: u64,
                                      any_style_changed: *mut bool)
      -> nsChangeHint;
 }