[release/1.4.9] Revert "test, cmd/evm, core, core/vm: illegal code hash implementation"

This reverts commit a9c94cbf48.

tests/util.go

@@ -207,7 +207,6 @@ func NewEnvFromMap(ruleSet RuleSet, state *state.StateDB, envValues map[string]s
 	return env
 }
 
-func (self *Env) MarkCodeHash(common.Hash) {}
 func (self *Env) RuleSet() vm.RuleSet      { return self.ruleSet }
 func (self *Env) Vm() vm.Vm                { return self.evm }
 func (self *Env) Origin() common.Address   { return self.origin }