experimental/fiddle: update to work again

experimental/fiddle/fiddler.go

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 package main
 
 // Example use:
 //   git clone https://skia.googlesource.com/skia.git
@@ skipping 132 matching lines @@
                 }()
                 if os.Args[2] == "-" {
                         if err := fiddler(skiaSrc, os.Stdin, os.Stdout, tempDir); err != nil {
                                 glog.Fatal(err)
                         }
                 } else {
                         inputFile, err := os.Open(os.Args[2])
                         if err != nil {
                                 glog.Fatalf("unable to open \"%s\": %v", os.Args[2], err)
                         }
-                        util.Close(inputFile)
+                        defer util.Close(inputFile)
                         if err = fiddler(skiaSrc, inputFile, os.Stdout, tempDir); err != nil {
                                 glog.Fatal(err)
                         }
                 }
         }
 }