Remove HTTP pipelining support.

net/http/http_pipelined_host_forced.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 NET_HTTP_HTTP_PIPELINED_HOST_FORCED_H_
-#define NET_HTTP_HTTP_PIPELINED_HOST_FORCED_H_
-
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/memory/scoped_ptr.h"
-#include "net/base/host_port_pair.h"
-#include "net/base/net_export.h"
-#include "net/http/http_pipelined_connection.h"
-#include "net/http/http_pipelined_host.h"
-#include "net/http/http_pipelined_host_capability.h"
-
-namespace base {
-class Value;
-}
-
-namespace net {
-
-class BoundNetLog;
-class ClientSocketHandle;
-class HttpPipelinedStream;
-class ProxyInfo;
-struct SSLConfig;
-
-// Manages a single pipelined connection for requests to a host that are forced
-// to use pipelining. Note that this is normally not used. It is intended to
-// test the user's connection for pipelining compatibility.
-class NET_EXPORT_PRIVATE HttpPipelinedHostForced
-    : public HttpPipelinedHost,
-      public HttpPipelinedConnection::Delegate {
- public:
-  HttpPipelinedHostForced(HttpPipelinedHost::Delegate* delegate,
-                          const Key& key,
-                          HttpPipelinedConnection::Factory* factory);
-  virtual ~HttpPipelinedHostForced();
-
-  // HttpPipelinedHost interface
-  virtual HttpPipelinedStream* CreateStreamOnNewPipeline(
-      ClientSocketHandle* connection,
-      const SSLConfig& used_ssl_config,
-      const ProxyInfo& used_proxy_info,
-      const BoundNetLog& net_log,
-      bool was_npn_negotiated,
-      NextProto protocol_negotiated) OVERRIDE;
-
-  virtual HttpPipelinedStream* CreateStreamOnExistingPipeline() OVERRIDE;
-
-  virtual bool IsExistingPipelineAvailable() const OVERRIDE;
-
-  virtual const Key& GetKey() const OVERRIDE;
-
-  virtual base::Value* PipelineInfoToValue() const OVERRIDE;
-
-  // HttpPipelinedConnection::Delegate interface
-
-  virtual void OnPipelineHasCapacity(
-      HttpPipelinedConnection* pipeline) OVERRIDE;
-
-  virtual void OnPipelineFeedback(
-      HttpPipelinedConnection* pipeline,
-      HttpPipelinedConnection::Feedback feedback) OVERRIDE;
-
- private:
-  // Called when a pipeline is empty and there are no pending requests. Closes
-  // the connection.
-  void OnPipelineEmpty(HttpPipelinedConnection* pipeline);
-
-  HttpPipelinedHost::Delegate* delegate_;
-  const Key key_;
-  scoped_ptr<HttpPipelinedConnection> pipeline_;
-  scoped_ptr<HttpPipelinedConnection::Factory> factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(HttpPipelinedHostForced);
-};
-
-}  // namespace net
-
-#endif  // NET_HTTP_HTTP_PIPELINED_HOST_FORCED_H_