build: remove unused struct fields spotted by structcheck

backend/azureblob/azureblob.go

@@ -95,7 +95,6 @@ type Fs struct {
 type Object struct {
 	fs       *Fs               // what this object is part of
 	remote   string            // The remote path
-	id       string            // azure id of the file
 	modTime  time.Time         // The modified time of the object if known
 	md5      string            // MD5 hash if known
 	size     int64             // Size of the object

backend/crypt/crypt.go

@@ -168,7 +168,6 @@ type Fs struct {
 	root     string
 	features *fs.Features // optional features
 	cipher   Cipher
-	mode     NameEncryptionMode
 }
 
 // Name of the remote (as passed into NewFs)

backend/webdav/webdav.go

@@ -116,7 +116,6 @@ type Object struct {
 	hasMetaData bool      // whether info below has been set
 	size        int64     // size of the object
 	modTime     time.Time // modification time of the object
-	id          string    // ID of the object
 	sha1        string    // SHA-1 of the object content
 }
 

backend/yandex/yandex.go

@@ -69,12 +69,11 @@ func init() {
 
 // Fs represents a remote yandex
 type Fs struct {
-	name       string
+	name     string
-	root       string         //root path
+	root     string         //root path
-	features   *fs.Features   // optional features
+	features *fs.Features   // optional features
-	yd         *yandex.Client // client for rest api
+	yd       *yandex.Client // client for rest api
-	diskRoot   string         //root path with "disk:/" container name
+	diskRoot string         //root path with "disk:/" container name
-	mkdircache map[string]int
 }
 
 // Object describes a swift object

cmd/ncdu/scan/scan.go

@@ -12,16 +12,13 @@ import (
 
 // Dir represents a directory found in the remote
 type Dir struct {
-	parent   *Dir
+	parent  *Dir
-	path     string
+	path    string
-	mu       sync.Mutex
+	mu      sync.Mutex
-	count    int64
+	count   int64
-	size     int64
+	size    int64
-	complete bool
+	entries fs.DirEntries
-	entries  fs.DirEntries
+	dirs    map[string]*Dir
-	dirs     map[string]*Dir
-	offset   int // current listing offset
-	entry    int // current listing entry
 }
 
 // Parent returns the directory above this one

fs/fshttp/http.go

@@ -42,10 +42,7 @@ func StartHTTPTokenBucket() {
 // A net.Conn that sets a deadline for every Read or Write operation
 type timeoutConn struct {
 	net.Conn
-	readTimer  *time.Timer
+	timeout time.Duration
-	writeTimer *time.Timer
-	timeout    time.Duration
-	off        time.Time
 }
 
 // create a timeoutConn using the timeout

fs/operations/operations.go

@@ -1368,7 +1368,6 @@ type ListFormat struct {
 	dirSlash  bool
 	output    []func() string
 	entry     fs.DirEntry
-	hash      bool
 }
 
 // SetSeparator changes separator in struct