Revert of Cleanup: Remove base/file_util.h. Convert remaining references.

third_party/zlib/google/zip_internal.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "third_party/zlib/google/zip_internal.h"
 
 #include <algorithm>
 
-#include "base/files/file_util.h"
+#include "base/file_util.h"
 #include "base/logging.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/time/time.h"
 
 #if defined(USE_SYSTEM_MINIZIP)
 #include <minizip/ioapi.h>
 #include <minizip/unzip.h>
 #include <minizip/zip.h>
 #else
 #include "third_party/zlib/contrib/minizip/unzip.h"
@@ skipping 349 matching lines @@
                     0,  // versionMadeBy
                     LANGUAGE_ENCODING_FLAG)) {  // flagBase
     DLOG(ERROR) << "Could not open zip file entry " << str_path;
     return false;
   }
   return true;
 }
 
 }  // namespace internal
 }  // namespace zip