code review 12485044: undo CL 12486043 / ab644299d124

src/pkg/encoding/xml/typeinfo.go

 // Copyright 2011 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 xml
 
 import (
         "fmt"
         "reflect"
         "strings"
@@ skipping 95 matching lines @@
         tinfoLock.Unlock()
         return tinfo, nil
 }
 
 // structFieldInfo builds and returns a fieldInfo for f.
 func structFieldInfo(typ reflect.Type, f *reflect.StructField) (*fieldInfo, error) {
         finfo := &fieldInfo{idx: f.Index}
 
         // Split the tag from the xml namespace if necessary.
         tag := f.Tag.Get("xml")
-        if i := strings.IndexByte(tag, ' '); i >= 0 {
+        if i := strings.Index(tag, " "); i >= 0 {
                 finfo.xmlns, tag = tag[:i], tag[i+1:]
         }
 
         // Parse flags.
         tokens := strings.Split(tag, ",")
         if len(tokens) == 1 {
                 finfo.flags = fElement
         } else {
                 tag = tokens[0]
                 for _, flag := range tokens[1:] {
@@ skipping 224 matching lines @@
                                 if v.IsNil() {
                                         v.Set(reflect.New(v.Type().Elem()))
                                 }
                                 v = v.Elem()
                         }
                 }
                 v = v.Field(x)
         }
         return v
 }