Auto merge of #15095 - servo:debug-servourl, r=nox

Omit the 'ServoUrl()' wrapping in ServoUrl's Debug implementation.

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components/url/lib.rs

@@ -23,7 +23,7 @@ use std::path::Path;
 use std::sync::Arc;
 use url::{Url, Origin, Position};
 
-#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
+#[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Hash)]
 #[cfg_attr(feature = "servo", derive(HeapSizeOf, Serialize, Deserialize))]
 pub struct ServoUrl(Arc<Url>);
 
@@ -158,6 +158,12 @@ impl fmt::Display for ServoUrl {
     }
 }
 
+impl fmt::Debug for ServoUrl {
+    fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+        self.0.fmt(formatter)
+    }
+}
+
 impl Index<RangeFull> for ServoUrl {
     type Output = str;
     fn index(&self, _: RangeFull) -> &str {