Update the time formatting APIs to use string16....

net/base/net_util.cc

 // Copyright (c) 2010 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/base/net_util.h"
 
 #include <algorithm>
 #include <map>
 #include <unicode/regex.h>
 #include <unicode/ucnv.h>
@@ skipping 1344 matching lines @@
   base::JsonDoubleQuote(
       FormatBytes(size, GetByteDisplayUnits(size), true),
       true,
       &result);
 
   result.append(",");
 
   string16 modified_str;
   // |modified| can be NULL in FTP listings.
   if (!modified.is_null()) {
-    modified_str = WideToUTF16Hack(base::TimeFormatShortDateAndTime(modified));
+    modified_str = base::TimeFormatShortDateAndTime(modified);
   }
   base::JsonDoubleQuote(modified_str, true, &result);
 
   result.append(");</script>\n");
 
   return result;
 }
 
 string16 StripWWW(const string16& text) {
   const string16 www(ASCIIToUTF16("www."));
@@ skipping 684 matching lines @@
 }
 
 int GetPortFromAddrinfo(const struct addrinfo* info) {
   uint16* port_field = GetPortFieldFromAddrinfo(info);
   if (!port_field)
     return -1;
   return ntohs(*port_field);
 }
 
 }  // namespace net