message: Rename block_time to min_block_time.
diff: @@ -112,7 +112,7 @@ pub(crate) struct BlockAccumulator {
  /// created the block acceptor, from oldest to newest.
  peer_block_timestamps: BTreeMap<NodeId, VecDeque<(BlockHash, Timestamp)>>,
  /// The minimum time between a block and its child.
  - block_time: TimeDiff,
  + min_block_time: TimeDiff,
  }
  impl BlockAccumulator {
  @@ -121,7 +121,7 @@ impl BlockAccumulator {
  validator_matrix: ValidatorMatrix,
  local_tip_height_and_era_id: Option<(u64, EraId)>,
  recent_era_interval: u64,
  - block_time: TimeDiff,
  + min_block_time: TimeDiff,
  ) -> Self {
  Self {
  validator_matrix,
  @@ -135,7 +135,7 @@ impl BlockAccumulator {
  .map(|(height, era_id)| LocalTipIdentifier::new(height, era_id)),
  recent_era_interval,
  peer_block_timestamps: Default::default(),
  - block_time,
  + min_block_time,
  }
  }
  @@ -289,8 +289,8 @@ impl BlockAccumulator {
  }
  // Assume a block time of at least 1 millisecond, so we don't divide by zero.
  - let block_time = self.block_time.max(TimeDiff::from(1));
  - let expected_blocks = (purge_interval / block_time) as usize;
  + let min_block_time = self.min_block_time.max(TimeDiff::from(1));
  + let expected_blocks = (purge_interval / min_block_time) as usize;
  let max_block_count = PEER_RATE_LIMIT_MULTIPLIER.saturating_mul(expected_blocks);
  if block_timestamps.len() >= max_block_count {
  warn!(
  