Minor cleanups

Author: michaelsproul

beacon_node/builder_client/src/lib.rs

@@ -18,9 +18,8 @@ use serde::Serialize;
 use ssz::Encode;
 use std::str::FromStr;
 use std::sync::atomic::{AtomicBool, Ordering};
-use std::time::Duration;
-
 use std::sync::Arc;
+use std::time::Duration;
 
 pub const DEFAULT_TIMEOUT_MILLIS: u64 = 15000;
 
@@ -149,6 +148,7 @@ impl BuilderHttpClient {
         }
     }
 
+    /// Return `true` if the most recently received response from the builder had SSZ Content-Type.
     pub fn is_ssz_enabled(&self) -> bool {
         self.ssz_enabled.load(Ordering::SeqCst)
     }

consensus/types/src/builder_bid.rs

@@ -171,17 +171,6 @@ impl<E: EthSpec> ForkVersionDeserialize for SignedBuilderBid<E> {
 }
 
 impl<E: EthSpec> SignedBuilderBid<E> {
-    pub fn from_ssz_bytes(bytes: &[u8], fork_name: ForkName) -> Result<Self, ssz::DecodeError> {
-        let mut builder = ssz::SszDecoderBuilder::new(bytes);
-        builder.register_anonymous_variable_length_item()?;
-        builder.register_type::<Signature>()?;
-        let mut decoder = builder.build()?;
-        let message = decoder
-            .decode_next_with(|bytes| BuilderBid::from_ssz_bytes_by_fork(bytes, fork_name))?;
-        let signature = decoder.decode_next()?;
-        Ok(Self { message, signature })
-    }
-
     pub fn verify_signature(&self, spec: &ChainSpec) -> bool {
         self.message
             .pubkey()