Remove UrlFetcher from remoting and use the one in net instead.

remoting/host/url_fetcher.h

-// 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.
-
-#ifndef REMOTING_HOST_URL_FETCHER_H_
-#define REMOTING_HOST_URL_FETCHER_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/callback_forward.h"
-#include "base/memory/ref_counted.h"
-
-class GURL;
-
-namespace net {
-class URLRequestContextGetter;
-class URLRequestStatus;
-}  // namespace net
-
-namespace remoting {
-
-// UrlFetcher implements HTTP querying functionality that is used in
-// remoting code (e.g. in GaiaOAuthClient). It takes care of switching
-// threads when neccessary and provides interface that is simpler to
-// use than net::UrlRequest.
-//
-// This code is a simplified version of content::UrlFetcher from
-// content/common/net. It implements only features that remoting code
-// needs.
-class UrlFetcher {
- public:
-  enum Method {
-    GET,
-    POST,
-  };
-
-  typedef base::Callback<void(const net::URLRequestStatus& status,
-                              int response_code,
-                              const std::string& response)>
-      DoneCallback;
-
-  UrlFetcher(const GURL& url, Method method);
-  ~UrlFetcher();
-
-  void SetRequestContext(
-      net::URLRequestContextGetter* request_context_getter);
-  void SetUploadData(const std::string& upload_content_type,
-                     const std::string& upload_content);
-  void SetHeader(const std::string& key, const std::string& value);
-  void Start(const DoneCallback& done_callback);
-
- private:
-  // Ref-counted core of the implementation.
-  class Core;
-
-  scoped_refptr<Core> core_;
-
-  DISALLOW_COPY_AND_ASSIGN(UrlFetcher);
-};
-
-}  // namespace remoting
-
-#endif  // REMOTING_HOST_URL_FETCHER_H_