From 810156a0fb347ffc54ddbd71b1e970ae772d175f Mon Sep 17 00:00:00 2001
From: Paul Hauner <paul@paulhauner.com>
Date: Wed, 26 Dec 2018 08:46:37 +1100
Subject: [PATCH] Remove Default impls for BLS newtypes

---
 beacon_chain/utils/bls/src/aggregate_signature.rs |  7 -------
 beacon_chain/utils/bls/src/signature.rs           | 11 -----------
 2 files changed, 18 deletions(-)

diff --git a/beacon_chain/utils/bls/src/aggregate_signature.rs b/beacon_chain/utils/bls/src/aggregate_signature.rs
index 5cc9c3c215..656b7e4adf 100644
--- a/beacon_chain/utils/bls/src/aggregate_signature.rs
+++ b/beacon_chain/utils/bls/src/aggregate_signature.rs
@@ -29,13 +29,6 @@ impl AggregateSignature {
     }
 }
 
-impl Default for AggregateSignature {
-    /// A "default" signature is a signature across an empty message by a secret key of 48 zeros.
-    fn default() -> Self {
-        AggregateSignature::new()
-    }
-}
-
 impl Encodable for AggregateSignature {
     fn ssz_append(&self, s: &mut SszStream) {
         s.append_vec(&self.0.as_bytes());
diff --git a/beacon_chain/utils/bls/src/signature.rs b/beacon_chain/utils/bls/src/signature.rs
index bfeaca45e4..ebdb5b8176 100644
--- a/beacon_chain/utils/bls/src/signature.rs
+++ b/beacon_chain/utils/bls/src/signature.rs
@@ -36,17 +36,6 @@ impl Signature {
     }
 }
 
-impl Default for Signature {
-    /// A "default" signature is a signature across an empty message by a secret key of 48 zeros.
-    fn default() -> Self {
-        let sk = match SecretKey::from_bytes(&[0; 48]) {
-            Ok(key) => key,
-            _ => unreachable!(), // Key is static, should not fail.
-        };
-        Signature(RawSignature::new(&[], &sk))
-    }
-}
-
 impl Encodable for Signature {
     fn ssz_append(&self, s: &mut SszStream) {
         s.append_vec(&self.0.as_bytes());