fixed the wrong behavior of border-spacing

1 files changed, 2 insertions, 6 deletions

diff --git a/components/style/properties/longhand/inherited_table.mako.rs b/components/style/properties/longhand/inherited_table.mako.rs
index 21930ed0114..c80fe9779fe 100644
--- a/components/style/properties/longhand/inherited_table.mako.rs
+++ b/components/style/properties/longhand/inherited_table.mako.rs
@@ -113,15 +113,11 @@ ${helpers.single_keyword("caption-side", "top bottom",
             Err(()) => (),
             Ok(length) => {
                 first = Some(length);
-                match specified::Length::parse_non_negative(input) {
-                    Err(()) => (),
-                    Ok(length) => second = Some(length),
+                if let Ok(len) = input.try(|input| specified::Length::parse_non_negative(input)) {
+                    second = Some(len);
                 }
             }
         }
-        if input.next().is_ok() {
-            return Err(())
-        }
         match (first, second) {
             (None, None) => Err(()),
             (Some(length), None) => {