diff --git a/components/layout_2020/flow/float.rs b/components/layout_2020/flow/float.rs
index 841fc2e19b7..657e7bef608 100644
--- a/components/layout_2020/flow/float.rs
+++ b/components/layout_2020/flow/float.rs
@@ -981,22 +981,6 @@ impl SequentialLayoutState {
         Some(clear_position - position_with_zero_clearance)
     }
 
-    /// Helper function that computes the clearance and adds `block_start_margin` accordingly.
-    /// If there is no clearance, `block_start_margin` can just be adjoined to `current_margin`.
-    /// But clearance prevents them from collapsing, so `collapse_margins()` is called.
-    pub(crate) fn calculate_clearance_and_adjoin_margin(
-        &mut self,
-        style: &Arc<ComputedValues>,
-        block_start_margin: &CollapsedMargin,
-    ) -> Option<Length> {
-        let clearance = self.calculate_clearance(ClearSide::from_style(style), &block_start_margin);
-        if clearance.is_some() {
-            self.collapse_margins();
-        }
-        self.adjoin_assign(&block_start_margin);
-        clearance
-    }
-
     /// Adds a new adjoining margin.
     pub(crate) fn adjoin_assign(&mut self, margin: &CollapsedMargin) {
         self.current_margin.adjoin_assign(margin)
diff --git a/components/layout_2020/flow/mod.rs b/components/layout_2020/flow/mod.rs
index 5ccadcf013d..dc46e8dc53d 100644
--- a/components/layout_2020/flow/mod.rs
+++ b/components/layout_2020/flow/mod.rs
@@ -654,7 +654,11 @@ fn layout_in_flow_non_replaced_block_level_same_formatting_context(
 
             // Introduce clearance if necessary.
             clearance = sequential_layout_state
-                .calculate_clearance_and_adjoin_margin(style, &block_start_margin);
+                .calculate_clearance(ClearSide::from_style(style), &block_start_margin);
+            if clearance.is_some() {
+                sequential_layout_state.collapse_margins();
+            }
+            sequential_layout_state.adjoin_assign(&block_start_margin);
             if !start_margin_can_collapse_with_children {
                 sequential_layout_state.collapse_margins();
             }