1 files changed, 0 insertions, 76 deletions
diff --git a/vendor/golang.org/x/tools/go/vcs/discovery.go b/vendor/golang.org/x/tools/go/vcs/discovery.go
deleted file mode 100644
index f431dc1c5..000000000
--- a/vendor/golang.org/x/tools/go/vcs/discovery.go
+++ /dev/null
@@ -1,76 +0,0 @@
-// Copyright 2012 The Go Authors.  All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package vcs
-
-import (
-	"encoding/xml"
-	"fmt"
-	"io"
-	"strings"
-)
-
-// charsetReader returns a reader for the given charset. Currently
-// it only supports UTF-8 and ASCII. Otherwise, it returns a meaningful
-// error which is printed by go get, so the user can find why the package
-// wasn't downloaded if the encoding is not supported. Note that, in
-// order to reduce potential errors, ASCII is treated as UTF-8 (i.e. characters
-// greater than 0x7f are not rejected).
-func charsetReader(charset string, input io.Reader) (io.Reader, error) {
-	switch strings.ToLower(charset) {
-	case "ascii":
-		return input, nil
-	default:
-		return nil, fmt.Errorf("can't decode XML document using charset %q", charset)
-	}
-}
-
-// parseMetaGoImports returns meta imports from the HTML in r.
-// Parsing ends at the end of the <head> section or the beginning of the <body>.
-func parseMetaGoImports(r io.Reader) (imports []metaImport, err error) {
-	d := xml.NewDecoder(r)
-	d.CharsetReader = charsetReader
-	d.Strict = false
-	var t xml.Token
-	for {
-		t, err = d.Token()
-		if err != nil {
-			if err == io.EOF || len(imports) > 0 {
-				err = nil
-			}
-			return
-		}
-		if e, ok := t.(xml.StartElement); ok && strings.EqualFold(e.Name.Local, "body") {
-			return
-		}
-		if e, ok := t.(xml.EndElement); ok && strings.EqualFold(e.Name.Local, "head") {
-			return
-		}
-		e, ok := t.(xml.StartElement)
-		if !ok || !strings.EqualFold(e.Name.Local, "meta") {
-			continue
-		}
-		if attrValue(e.Attr, "name") != "go-import" {
-			continue
-		}
-		if f := strings.Fields(attrValue(e.Attr, "content")); len(f) == 3 {
-			imports = append(imports, metaImport{
-				Prefix:   f[0],
-				VCS:      f[1],
-				RepoRoot: f[2],
-			})
-		}
-	}
-}
-
-// attrValue returns the attribute value for the case-insensitive key
-// `name', or the empty string if nothing is found.
-func attrValue(attrs []xml.Attr, name string) string {
-	for _, a := range attrs {
-		if strings.EqualFold(a.Name.Local, name) {
-			return a.Value
-		}
-	}
-	return ""
-}