remove unneded evm funcs

core/vm/evm.go

@@ -175,13 +175,6 @@ func (evm *EVM) Interpreter() *EVMInterpreter {
 	return evm.interpreter
 }
 
-// SetBlockContext updates the block context of the EVM.
-func (evm *EVM) SetBlockContext(blockCtx BlockContext) {
-	evm.Context = blockCtx
-	num := blockCtx.BlockNumber
-	evm.chainRules = evm.chainConfig.Rules(num, blockCtx.Random != nil)
-}
-
 // Call executes the contract associated with the addr with the given input as
 // parameters. It also handles any necessary value transfer required and takes
 // the necessary steps to create accounts and reverses the state in case of an