Update the remaining references to sys_string_conversions.h to its new location.

webkit/fileapi/file_system_util.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 "webkit/fileapi/file_system_util.h"
 
 #include "build/build_config.h"
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
 #include "base/string_util.h"
-#include "base/sys_string_conversions.h"
+#include "base/strings/sys_string_conversions.h"

[tony, 2013/03/29 19:57:43]

Nit: I think strings/sys_string_conversions.h should come before string_util.h.
It looks like lots of files in this change have that problem.

Test: LANG=C echo "strings/\nstring_util\na" | sort

 #include "base/utf_string_conversions.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebCString.h"
 #include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityOrigin.h"
 #include "webkit/fileapi/file_system_url.h"
 
 namespace fileapi {
 
 const char kPersistentDir[] = "/persistent";
@@ skipping 344 matching lines @@
     root.append("/");
   }
   return root;
 }
 
 bool AreSameFileSystem(const FileSystemURL& url1, const FileSystemURL& url2) {
   return url1.origin() == url2.origin() && url1.type() == url2.type();
 }
 
 }  // namespace fileapi