Delete Cronet Data Reduction Proxy integration

components/cronet/android/cronet_data_reduction_proxy.h

-// Copyright 2015 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 COMPONENTS_CRONET_ANDROID_CRONET_DATA_REDUCTION_PROXY_H_
-#define COMPONENTS_CRONET_ANDROID_CRONET_DATA_REDUCTION_PROXY_H_
-
-#include <memory>
-#include <string>
-
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-
-class PrefService;
-
-namespace base {
-class SingleThreadTaskRunner;
-}
-
-namespace data_reduction_proxy {
-class DataReductionProxyIOData;
-class DataReductionProxySettings;
-}
-
-namespace net {
-class NetLog;
-class NetworkDelegate;
-class ProxyDelegate;
-class URLRequestContext;
-class URLRequestContextGetter;
-class URLRequestInterceptor;
-}
-
-namespace cronet {
-
-// Wrapper and configurator of Data Reduction Proxy objects for Cronet. It
-// configures the Data Reduction Proxy to run both its UI and IO classes on
-// Cronet's network thread.
-class CronetDataReductionProxy {
- public:
-  // Construct Data Reduction Proxy Settings and IOData objects and set
-  // the authentication key. The |task_runner| should be suitable for running
-  // tasks on the network thread. The primary proxy, fallback proxy, and secure
-  // proxy check url can override defaults. All or none must be specified.
-  CronetDataReductionProxy(
-      const std::string& key,
-      const std::string& primary_proxy,
-      const std::string& fallback_proxy,
-      const std::string& secure_proxy_check_url,
-      const std::string& user_agent,
-      scoped_refptr<base::SingleThreadTaskRunner> task_runner,
-      net::NetLog* net_log);
-
-  ~CronetDataReductionProxy();
-
-  // Constructs a network delegate suitable for adding Data Reduction Proxy
-  // request headers.
-  std::unique_ptr<net::NetworkDelegate> CreateNetworkDelegate(
-      std::unique_ptr<net::NetworkDelegate> wrapped_network_delegate);
-
-  // Constructs a proxy delegate suitable for adding Data Reduction Proxy
-  // proxy resolution.
-  std::unique_ptr<net::ProxyDelegate> CreateProxyDelegate();
-
-  // Constructs a URLRequestInterceptor suitable for carrying out the Data
-  // Reduction Proxy's bypass protocol.
-  std::unique_ptr<net::URLRequestInterceptor> CreateInterceptor();
-
-  // Constructs a bridge between the Settings and IOData objects, sets up a
-  // context for secure proxy check requests, and enables the proxy, if
-  // |enable| is true.
-  void Init(bool enable, net::URLRequestContext* context);
-
- private:
-  scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
-  std::unique_ptr<PrefService> prefs_;
-  scoped_refptr<net::URLRequestContextGetter> url_request_context_getter_;
-  std::unique_ptr<data_reduction_proxy::DataReductionProxySettings> settings_;
-  std::unique_ptr<data_reduction_proxy::DataReductionProxyIOData> io_data_;
-
-  DISALLOW_COPY_AND_ASSIGN(CronetDataReductionProxy);
-};
-
-}  // namespace cronet
-
-#endif  // COMPONENTS_CRONET_ANDROID_CRONET_DATA_REDUCTION_PROXY_H_