Componentize renderer side of DNS prefetching.

chrome/common/net/predictor_common.h

-// Copyright (c) 2006-2008 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.
-
-// This file has shared types used across IPC between render_dns_master.cc
-// and dns_master.cc
-
-#ifndef CHROME_COMMON_NET_PREDICTOR_COMMON_H_
-#define CHROME_COMMON_NET_PREDICTOR_COMMON_H_
-
-#include <string>
-#include <vector>
-
-#include "url/gurl.h"
-
-namespace chrome_common_net {
-
-// IPC messages are passed from the renderer to the browser in the form of
-// Namelist instances.
-// Each element of this vector is a hostname that needs to be looked up.
-// The hostnames should never be empty strings.
-typedef std::vector<std::string> NameList;
-// TODO(jar): We still need to switch to passing scheme/host/port in UrlList,
-// instead of NameList, from renderer (where content of pages are scanned for
-// links) to browser (where we perform predictive actions).
-typedef std::vector<GURL> UrlList;
-}
-
-#endif  // CHROME_COMMON_NET_PREDICTOR_COMMON_H_