diff --git a/components/layout_thread/dom_wrapper.rs b/components/layout_thread/dom_wrapper.rs
index 2f502352d27..f2ba0a6fafa 100644
--- a/components/layout_thread/dom_wrapper.rs
+++ b/components/layout_thread/dom_wrapper.rs
@@ -177,12 +177,7 @@ impl<'lr> TShadowRoot for ServoShadowRoot<'lr> {
     where
         Self: 'a,
     {
-        Some(unsafe {
-            &self
-                .shadow_root
-                .get_style_data_for_layout::<ServoLayoutElement>()
-                .data
-        })
+        Some(unsafe { &self.shadow_root.get_style_data_for_layout().data })
     }
 }
 
diff --git a/components/layout_thread_2020/dom_wrapper.rs b/components/layout_thread_2020/dom_wrapper.rs
index 55277ea309c..d8aa7b05360 100644
--- a/components/layout_thread_2020/dom_wrapper.rs
+++ b/components/layout_thread_2020/dom_wrapper.rs
@@ -184,12 +184,7 @@ impl<'lr> TShadowRoot for ServoShadowRoot<'lr> {
     where
         Self: 'a,
     {
-        Some(unsafe {
-            &self
-                .shadow_root
-                .get_style_data_for_layout::<ServoLayoutElement>()
-                .data
-        })
+        Some(unsafe { &self.shadow_root.get_style_data_for_layout().data })
     }
 }
 
diff --git a/components/script/dom/shadowroot.rs b/components/script/dom/shadowroot.rs
index 71db09f4671..4d4635fcd64 100644
--- a/components/script/dom/shadowroot.rs
+++ b/components/script/dom/shadowroot.rs
@@ -241,9 +241,7 @@ impl ShadowRootMethods for ShadowRoot {
 #[allow(unsafe_code)]
 pub trait LayoutShadowRootHelpers<'dom> {
     unsafe fn get_host_for_layout(&self) -> LayoutDom<'dom, Element>;
-    unsafe fn get_style_data_for_layout<'a, E: TElement>(
-        &self,
-    ) -> &'a AuthorStyles<StyleSheetInDocument>;
+    unsafe fn get_style_data_for_layout(self) -> &'dom AuthorStyles<StyleSheetInDocument>;
     unsafe fn flush_stylesheets<E: TElement>(
         &self,
         device: &Device,
@@ -264,9 +262,7 @@ impl<'dom> LayoutShadowRootHelpers<'dom> for LayoutDom<'dom, ShadowRoot> {
 
     #[inline]
     #[allow(unsafe_code)]
-    unsafe fn get_style_data_for_layout<'a, E: TElement>(
-        &self,
-    ) -> &'a AuthorStyles<StyleSheetInDocument> {
+    unsafe fn get_style_data_for_layout(self) -> &'dom AuthorStyles<StyleSheetInDocument> {
         (*self.unsafe_get()).author_styles.borrow_for_layout()
     }