move eth predeploy back into op-bindings

indexer/db/eth.go

 package db
 
 import (
+	"github.com/ethereum-optimism/optimism/op-bindings/predeploys"
 	"github.com/ethereum/go-ethereum/common"
-
-	op_legacy "github.com/ethereum-optimism/optimism/indexer/op-legacy"
 )
 
 var ETHL1Address common.Address
@@ -20,7 +19,7 @@ var ETHL1Token = &Token{
 // ETHL2Token is a placeholder token for differentiating ETH transactions from
 // ERC20 transactions on L2.
 var ETHL2Token = &Token{
-	Address:  op_legacy.LegacyERC20ETH,
+	Address:  predeploys.LegacyERC20ETH,
 	Name:     "Ethereum",
 	Symbol:   "ETH",
 	Decimals: 18,

indexer/op-legacy/predeploys.go

-package op_legacy
-
-import "github.com/ethereum/go-ethereum/common"
-
-const (
-	LegacyERC20ETH = "0xDeadDeAddeAddEAddeadDEaDDEAdDeaDDeAD0000"
-)
-
-var (
-	LegacyERC20ETHAddr = common.HexToAddress(LegacyERC20ETH)
-)

indexer/services/l2/service.go

@@ -11,9 +11,9 @@ import (
 	"time"
 
 	"github.com/ethereum-optimism/optimism/indexer/metrics"
-	op_legacy "github.com/ethereum-optimism/optimism/indexer/op-legacy"
 	"github.com/ethereum-optimism/optimism/indexer/server"
 	"github.com/ethereum-optimism/optimism/indexer/services/query"
+	"github.com/ethereum-optimism/optimism/op-bindings/predeploys"
 	"github.com/prometheus/client_golang/prometheus"
 
 	"github.com/ethereum-optimism/optimism/indexer/db"
@@ -122,7 +122,7 @@ func NewService(cfg ServiceConfig) (*Service, error) {
 		headerSelector: confirmedHeaderSelector,
 		metrics:        cfg.Metrics,
 		tokenCache: map[common.Address]*db.Token{
-			op_legacy.LegacyERC20ETHAddr: db.ETHL1Token,
+			predeploys.LegacyERC20ETHAddr: db.ETHL1Token,
 		},
 	}
 	service.wg.Add(1)

op-bindings/predeploys/addresses.go

@@ -3,6 +3,7 @@ package predeploys
 import "github.com/ethereum/go-ethereum/common"
 
 const (
+	LegacyERC20ETH                = "0xDeadDeAddeAddEAddeadDEaDDEAdDeaDDeAD0000"
 	L2ToL1MessagePasser           = "0x4200000000000000000000000000000000000016"
 	DeployerWhitelist             = "0x4200000000000000000000000000000000000002"
 	WETH9                         = "0x4200000000000000000000000000000000000006"
@@ -23,6 +24,7 @@ const (
 )
 
 var (
+	LegacyERC20ETHAddr                = common.HexToAddress(LegacyERC20ETH)
 	L2ToL1MessagePasserAddr           = common.HexToAddress(L2ToL1MessagePasser)
 	DeployerWhitelistAddr             = common.HexToAddress(DeployerWhitelist)
 	WETH9Addr                         = common.HexToAddress(WETH9)
@@ -56,6 +58,7 @@ func IsProxied(predeployAddr common.Address) bool {
 }
 
 func init() {
+	Predeploys["LegacyERC20ETHAddr"] = &LegacyERC20ETHAddr
 	Predeploys["L2ToL1MessagePasser"] = &L2ToL1MessagePasserAddr
 	Predeploys["DeployerWhitelist"] = &DeployerWhitelistAddr
 	Predeploys["WETH9"] = &WETH9Addr