removed legacy code

core/block_processor.go

@@ -126,7 +126,6 @@ func (self *BlockProcessor) ApplyTransactions(coinbase *state.StateObject, state
 		cumulativeSum.Add(cumulativeSum, new(big.Int).Mul(txGas, tx.GasPrice()))
 	}
 
-	block.Reward = cumulativeSum
 	if block.GasUsed().Cmp(totalUsedGas) != 0 {
 		return nil, ValidationError(fmt.Sprintf("gas used error (%v / %v)", block.GasUsed(), totalUsedGas))
 	}

core/types/block.go

@@ -99,7 +99,6 @@ type Block struct {
 	Td           *big.Int
 
 	receipts Receipts
-	Reward   *big.Int
 }
 
 // StorageBlock defines the RLP encoding of a Block stored in the
@@ -134,7 +133,7 @@ func NewBlock(parentHash common.Hash, coinbase common.Address, root common.Hash,
 		GasLimit:   new(big.Int),
 	}
 	header.SetNonce(nonce)
-	block := &Block{header: header, Reward: new(big.Int)}
+	block := &Block{header: header}
 	return block
 }