Cleanup Page::remove.

1 files changed, 7 insertions, 15 deletions

diff --git a/components/script/page.rs b/components/script/page.rs
index 17ff7296092..f2b011c2ea5 100644
--- a/components/script/page.rs
+++ b/components/script/page.rs
@@ -228,26 +228,18 @@ impl Page {
             self.children
                 .borrow_mut()
                 .iter_mut()
-                .enumerate()
-                .find(|&(_idx, ref page_tree)| {
-                    // FIXME: page_tree has a lifetime such that it's unusable for anything.
-                    let page_tree_id = page_tree.id;
-                    page_tree_id == id
-                })
-                .map(|(idx, _)| idx)
+                .position(|page_tree| page_tree.id == id)
         };
         match remove_idx {
-            Some(idx) => return Some(self.children.borrow_mut().remove(idx).unwrap()),
+            Some(idx) => Some(self.children.borrow_mut().remove(idx).unwrap()),
             None => {
-                for page_tree in self.children.borrow_mut().iter_mut() {
-                    match page_tree.remove(id) {
-                        found @ Some(_) => return found,
-                        None => (), // keep going...
-                    }
-                }
+                self.children
+                    .borrow_mut()
+                    .iter_mut()
+                    .filter_map(|page_tree| page_tree.remove(id))
+                    .next()
             }
         }
-        None
     }
 
     pub fn set_page_clip_rect_with_new_viewport(&self, viewport: Rect<f32>) -> bool {