Move FileEnumerator to its own file, do some refactoring.

net/url_request/url_request_file_dir_job.cc

 // Copyright (c) 2012 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 "net/url_request/url_request_file_dir_job.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/message_loop.h"
 #include "base/strings/sys_string_conversions.h"
@@ skipping 98 matching lines @@
     // SysNativeMBToWide takes care of it at least for now. We can try something
     // more sophisticated if necessary later.
     const base::string16& title = WideToUTF16(
         base::SysNativeMBToWide(dir_path_.value()));
 #endif
     data_.append(GetDirectoryListingHeader(title));
     wrote_header_ = true;
   }
 
 #if defined(OS_WIN)
-  int64 size = (static_cast<unsigned __int64>(data.info.nFileSizeHigh) << 32) |
-      data.info.nFileSizeLow;
-
-  // Note that we should not convert ftLastWriteTime to the local time because
-  // ICU's datetime formatting APIs expect time in UTC and take into account
-  // the timezone before formatting.
-  data_.append(GetDirectoryListingEntry(
-      data.info.cFileName,
-      std::string(),
-      ((data.info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0),
-      size,
-      base::Time::FromFileTime(data.info.ftLastWriteTime)));
+  std::string raw_bytes;  // Empty on Windows means UTF-8 encoded name.
 #elif defined(OS_POSIX)
   // TOOD(jungshik): The same issue as for the directory name.
+  const std::string& raw_bytes = data.info.GetName().value();
+#endif
   data_.append(GetDirectoryListingEntry(
-      WideToUTF16(base::SysNativeMBToWide(data.info.filename)),
-      data.info.filename,
-      S_ISDIR(data.info.stat.st_mode),
-      data.info.stat.st_size,
-      base::Time::FromTimeT(data.info.stat.st_mtime)));
-#endif
+      data.info.GetName().LossyDisplayName(),
+      raw_bytes,
+      data.info.IsDirectory(),
+      data.info.GetSize(),
+      data.info.GetLastModifiedTime()));
 
   // TODO(darin): coalesce more?
   CompleteRead();
 }
 
 void URLRequestFileDirJob::OnListDone(int error) {
   DCHECK(!canceled_);
   if (error != OK) {
     read_pending_ = false;
     NotifyDone(URLRequestStatus(URLRequestStatus::FAILED, error));
@@ skipping 38 matching lines @@
     *bytes_read = count;
     return true;
   } else if (list_complete_) {
     // EOF
     return true;
   }
   return false;
 }
 
 }  // namespace net