hunk.code_window:         this.setState({fileInfos, uploadsInProgress, enableAddButton});
       }
       componentWillReceiveProps(newProps) {
  
hunk.labels: keep replace keep keep keep
hunk.after_edit:         this.handleFileUploadChange();
  
hunk.file_path: webapp/components/create_comment.jsx
hunk.type: replace
file: // Copyright 2014 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.
  
  // +build go1.4
  
  package unix
  
  import "syscall"
  
  func Unsetenv(key string) error {
  	// This was added in Go 1.4.
  	return syscall.Unsetenv(key)
  }
  