pkg: cleanup some unused code

Signed-off-by: Alexander Morozov <lk4d4@docker.com>

pkg/authorization/response.go

@@ -5,9 +5,10 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"github.com/Sirupsen/logrus"
 	"net"
 	"net/http"
+
+	"github.com/Sirupsen/logrus"
 )
 
 // ResponseModifier allows authorization plugins to read and modify the content of the http.response
@@ -51,10 +52,6 @@ func NewResponseModifier(rw http.ResponseWriter) ResponseModifier {
 type responseModifier struct {
 	// The original response writer
 	rw http.ResponseWriter
-
-	r *http.Request
-
-	status int
 	// body holds the response body
 	body []byte
 	// header holds the response header

pkg/ioutils/scheduler.go

@@ -1,6 +0,0 @@
-// +build !gccgo
-
-package ioutils
-
-func callSchedulerIfNecessary() {
-}

pkg/ioutils/scheduler_gccgo.go

@@ -1,13 +0,0 @@
-// +build gccgo
-
-package ioutils
-
-import (
-	"runtime"
-)
-
-func callSchedulerIfNecessary() {
-	//allow or force Go scheduler to switch context, without explicitly
-	//forcing this will make it hang when using gccgo implementation
-	runtime.Gosched()
-}

pkg/term/term.go

@@ -27,8 +27,6 @@ type State struct {
 type Winsize struct {
 	Height uint16
 	Width  uint16
-	x      uint16
-	y      uint16
 }
 
 // StdStreams returns the standard streams (stdin, stdout, stedrr).

pkg/term/term_windows.go

@@ -23,8 +23,6 @@ type State struct {
 type Winsize struct {
 	Height uint16
 	Width  uint16
-	x      uint16
-	y      uint16
 }
 
 const (
@@ -194,8 +192,7 @@ func GetWinsize(fd uintptr) (*Winsize, error) {
 	winsize := &Winsize{
 		Width:  uint16(info.Window.Right - info.Window.Left + 1),
 		Height: uint16(info.Window.Bottom - info.Window.Top + 1),
-		x:      0,
-		y:      0}
+	}
 
 	return winsize, nil
 }