Remove dead code

Signed-off-by: David Gageot <david@gageot.net>

commands/mcndirs/utils.go

@@ -18,10 +18,6 @@ func GetBaseDir() string {
 	return BaseDir
 }
 
-func GetDockerDir() string {
-	return filepath.Join(mcnutils.GetHomeDir(), ".docker")
-}
-
 func GetMachineDir() string {
 	return filepath.Join(GetBaseDir(), "machines")
 }
@@ -29,7 +25,3 @@ func GetMachineDir() string {
 func GetMachineCertDir() string {
 	return filepath.Join(GetBaseDir(), "certs")
 }
-
-func GetMachineCacheDir() string {
-	return filepath.Join(GetBaseDir(), "cache")
-}

commands/mcndirs/utils_test.go

@@ -31,15 +31,6 @@ func TestGetCustomBaseDir(t *testing.T) {
 	BaseDir = ""
 }
 
-func TestGetDockerDir(t *testing.T) {
-	homeDir := mcnutils.GetHomeDir()
-	baseDir := GetBaseDir()
-
-	if strings.Index(baseDir, homeDir) != 0 {
-		t.Fatalf("expected base dir with prefix %s; received %s", homeDir, baseDir)
-	}
-}
-
 func TestGetMachineDir(t *testing.T) {
 	root := "/tmp"
 	BaseDir = root