Remove privet_http_asynchronous_factory_mac.*

chrome/browser/local_discovery/privet_http_asynchronous_factory_mac.h

-// Copyright 2014 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 CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_HTTP_ASYNCHRONOUS_FACTORY_MAC_H_
-#define CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_HTTP_ASYNCHRONOUS_FACTORY_MAC_H_
-
-#include "chrome/browser/local_discovery/privet_http.h"
-#include "chrome/browser/local_discovery/privet_http_asynchronous_factory.h"
-
-namespace local_discovery {
-
-class PrivetHTTPAsynchronousFactoryMac : public PrivetHTTPAsynchronousFactory {
- public:
-  explicit PrivetHTTPAsynchronousFactoryMac(
-      net::URLRequestContextGetter* request_context);
-  ~PrivetHTTPAsynchronousFactoryMac() override;
-
-  scoped_ptr<PrivetHTTPResolution> CreatePrivetHTTP(
-      const std::string& name,
-      const net::HostPortPair& address,
-      const ResultCallback& callback) override;
-
- private:
-  class ResolutionMac : public PrivetHTTPResolution {
-   public:
-    ResolutionMac(net::URLRequestContextGetter* request_context,
-                  const std::string& name,
-                  const net::HostPortPair& host_port,
-                  const ResultCallback& callback);
-    ~ResolutionMac() override;
-
-    void Start() override;
-    const std::string& GetName() override;
-
-   private:
-    net::URLRequestContextGetter* request_context_;
-    std::string name_;
-    net::HostPortPair host_port_;
-    ResultCallback callback_;
-  };
-
-  net::URLRequestContextGetter* request_context_;
-};
-
-}  // namespace local_discovery
-
-#endif  // CHROME_BROWSER_LOCAL_DISCOVERY_PRIVET_HTTP_ASYNCHRONOUS_FACTORY_MAC_H_