Auto merge of #14353 - emilio:fix-bloom, r=SimonSapin

Fix the bloom filter stuff.

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I think I got the numbers right, want to do a try run before just in case.

r? @SimonSapin

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components/script/layout_wrapper.rs

@@ -175,14 +175,6 @@ impl<'ln> TNode for ServoLayoutNode<'ln> {
         unsafe { self.get_jsmanaged().opaque() }
     }
 
-    fn layout_parent_element(self, reflow_root: OpaqueNode) -> Option<ServoLayoutElement<'ln>> {
-        if self.opaque() == reflow_root {
-            None
-        } else {
-            self.parent_node().and_then(|x| x.as_element())
-        }
-    }
-
     fn debug_id(self) -> usize {
         self.opaque().0
     }