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-rw-r--r--compiler/rustc_serialize/src/opaque.rs5
1 files changed, 0 insertions, 5 deletions
diff --git a/compiler/rustc_serialize/src/opaque.rs b/compiler/rustc_serialize/src/opaque.rs
index 1a71ee9038b..5e5cbacbcff 100644
--- a/compiler/rustc_serialize/src/opaque.rs
+++ b/compiler/rustc_serialize/src/opaque.rs
@@ -556,11 +556,6 @@ macro_rules! read_leb128 {
 
 impl<'a> serialize::Decoder for Decoder<'a> {
     #[inline]
-    fn read_unit(&mut self) -> () {
-        ()
-    }
-
-    #[inline]
     fn read_u128(&mut self) -> u128 {
         read_leb128!(self, read_u128_leb128)
     }