remove legacy remote file code

This code is not referenced at all

state/remote/file.go

@@ -1,64 +0,0 @@
-package remote
-
-import (
-	"bytes"
-	"crypto/md5"
-	"fmt"
-	"io"
-	"os"
-)
-
-func fileFactory(conf map[string]string) (Client, error) {
-	path, ok := conf["path"]
-	if !ok {
-		return nil, fmt.Errorf("missing 'path' configuration")
-	}
-
-	return &FileClient{
-		Path: path,
-	}, nil
-}
-
-// FileClient is a remote client that stores data locally on disk.
-// This is only used for development reasons to test remote state... locally.
-type FileClient struct {
-	Path string
-}
-
-func (c *FileClient) Get() (*Payload, error) {
-	var buf bytes.Buffer
-	f, err := os.Open(c.Path)
-	if err != nil {
-		if os.IsNotExist(err) {
-			return nil, nil
-		}
-
-		return nil, err
-	}
-	defer f.Close()
-
-	if _, err := io.Copy(&buf, f); err != nil {
-		return nil, err
-	}
-
-	md5 := md5.Sum(buf.Bytes())
-	return &Payload{
-		Data: buf.Bytes(),
-		MD5:  md5[:],
-	}, nil
-}
-
-func (c *FileClient) Put(data []byte) error {
-	f, err := os.Create(c.Path)
-	if err != nil {
-		return err
-	}
-	defer f.Close()
-
-	_, err = f.Write(data)
-	return err
-}
-
-func (c *FileClient) Delete() error {
-	return os.Remove(c.Path)
-}

state/remote/file_test.go

@@ -1,29 +0,0 @@
-package remote
-
-import (
-	"io/ioutil"
-	"os"
-	"testing"
-)
-
-func TestFileClient_impl(t *testing.T) {
-	var _ Client = new(FileClient)
-}
-
-func TestFileClient(t *testing.T) {
-	tf, err := ioutil.TempFile("", "tf")
-	if err != nil {
-		t.Fatalf("err: %s", err)
-	}
-	tf.Close()
-	defer os.Remove(tf.Name())
-
-	client, err := fileFactory(map[string]string{
-		"path": tf.Name(),
-	})
-	if err != nil {
-		t.Fatalf("bad: %s", err)
-	}
-
-	testClient(t, client)
-}