core/vm/runtime: remove unused state parameter to NewEnv (#14953)

* core: Remove unused `state` parameter to `NewEnv`.

`cfg.State` is used instead.

* core/vm/runtime: remove unused import

core/vm/runtime/env.go

@@ -21,11 +21,10 @@ import (
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core"
-	"github.com/ethereum/go-ethereum/core/state"
 	"github.com/ethereum/go-ethereum/core/vm"
 )
 
-func NewEnv(cfg *Config, state *state.StateDB) *vm.EVM {
+func NewEnv(cfg *Config) *vm.EVM {
 	context := vm.Context{
 		CanTransfer: core.CanTransfer,
 		Transfer:    core.Transfer,

core/vm/runtime/runtime.go

@@ -106,7 +106,7 @@ func Execute(code, input []byte, cfg *Config) ([]byte, *state.StateDB, error) {
 	}
 	var (
 		address = common.StringToAddress("contract")
-		vmenv   = NewEnv(cfg, cfg.State)
+		vmenv   = NewEnv(cfg)
 		sender  = vm.AccountRef(cfg.Origin)
 	)
 	cfg.State.CreateAccount(address)
@@ -136,7 +136,7 @@ func Create(input []byte, cfg *Config) ([]byte, common.Address, uint64, error) {
 		cfg.State, _ = state.New(common.Hash{}, state.NewDatabase(db))
 	}
 	var (
-		vmenv  = NewEnv(cfg, cfg.State)
+		vmenv  = NewEnv(cfg)
 		sender = vm.AccountRef(cfg.Origin)
 	)
 
@@ -158,7 +158,7 @@ func Create(input []byte, cfg *Config) ([]byte, common.Address, uint64, error) {
 func Call(address common.Address, input []byte, cfg *Config) ([]byte, uint64, error) {
 	setDefaults(cfg)
 
-	vmenv := NewEnv(cfg, cfg.State)
+	vmenv := NewEnv(cfg)
 
 	sender := cfg.State.GetOrNewStateObject(cfg.Origin)
 	// Call the code with the given configuration.