diff --git a/components/style/gecko/generated/bindings.rs b/components/style/gecko/generated/bindings.rs
index 4d8a4767766..256b783dc41 100644
--- a/components/style/gecko/generated/bindings.rs
+++ b/components/style/gecko/generated/bindings.rs
@@ -2695,8 +2695,8 @@ extern "C" {
 }
 extern "C" {
     pub fn Servo_ResolveStyle(element: RawGeckoElementBorrowed,
-                              set: RawServoStyleSetBorrowed,
-                              allow_stale: bool) -> ServoComputedValuesStrong;
+                              set: RawServoStyleSetBorrowed)
+     -> ServoComputedValuesStrong;
 }
 extern "C" {
     pub fn Servo_ResolvePseudoStyle(element: RawGeckoElementBorrowed,
diff --git a/components/style/gecko/generated/structs_debug.rs b/components/style/gecko/generated/structs_debug.rs
index a8cbd1d1149..7219082d03f 100644
--- a/components/style/gecko/generated/structs_debug.rs
+++ b/components/style/gecko/generated/structs_debug.rs
@@ -38444,7 +38444,7 @@ pub mod root {
                    root::nsCharTraits ) ));
     }
     #[test]
-    fn __bindgen_test_layout__bindgen_ty_id_214707_instantiation_100() {
+    fn __bindgen_test_layout__bindgen_ty_id_214705_instantiation_100() {
         assert_eq!(::std::mem::size_of::<u8>() , 1usize , concat ! (
                    "Size of template specialization: " , stringify ! ( u8 )
                    ));
@@ -38453,7 +38453,7 @@ pub mod root {
                    ) ));
     }
     #[test]
-    fn __bindgen_test_layout__bindgen_ty_id_214743_instantiation_101() {
+    fn __bindgen_test_layout__bindgen_ty_id_214741_instantiation_101() {
         assert_eq!(::std::mem::size_of::<u8>() , 1usize , concat ! (
                    "Size of template specialization: " , stringify ! ( u8 )
                    ));
diff --git a/components/style/gecko/generated/structs_release.rs b/components/style/gecko/generated/structs_release.rs
index 404ca250ed1..bfc238b5428 100644
--- a/components/style/gecko/generated/structs_release.rs
+++ b/components/style/gecko/generated/structs_release.rs
@@ -37769,7 +37769,7 @@ pub mod root {
                    root::nsCharTraits ) ));
     }
     #[test]
-    fn __bindgen_test_layout__bindgen_ty_id_210969_instantiation_98() {
+    fn __bindgen_test_layout__bindgen_ty_id_210967_instantiation_98() {
         assert_eq!(::std::mem::size_of::<u8>() , 1usize , concat ! (
                    "Size of template specialization: " , stringify ! ( u8 )
                    ));
@@ -37778,7 +37778,7 @@ pub mod root {
                    ) ));
     }
     #[test]
-    fn __bindgen_test_layout__bindgen_ty_id_211005_instantiation_99() {
+    fn __bindgen_test_layout__bindgen_ty_id_211003_instantiation_99() {
         assert_eq!(::std::mem::size_of::<u8>() , 1usize , concat ! (
                    "Size of template specialization: " , stringify ! ( u8 )
                    ));
diff --git a/ports/geckolib/glue.rs b/ports/geckolib/glue.rs
index fc4110626aa..eabbdfd246c 100644
--- a/ports/geckolib/glue.rs
+++ b/ports/geckolib/glue.rs
@@ -2692,21 +2692,14 @@ pub extern "C" fn Servo_TakeChangeHint(element: RawGeckoElementBorrowed) -> nsCh
 
 #[no_mangle]
 pub extern "C" fn Servo_ResolveStyle(element: RawGeckoElementBorrowed,
-                                     raw_data: RawServoStyleSetBorrowed,
-                                     allow_stale: bool)
+                                     raw_data: RawServoStyleSetBorrowed)
                                      -> ServoComputedValuesStrong
 {
     let element = GeckoElement(element);
     debug!("Servo_ResolveStyle: {:?}", element);
     let data = unsafe { element.ensure_data() }.borrow();
 
-    let valid_styles = if allow_stale {
-        data.has_styles()
-    } else {
-        element.has_current_styles(&*data)
-    };
-
-    if !valid_styles {
+    if !element.has_current_styles(&*data) {
         debug_assert!(false, "Resolving style on element without current styles with lazy \
                               computation forbidden.");
         let per_doc_data = PerDocumentStyleData::from_ffi(raw_data).borrow();