Add the ability for DevTools to wrap network transactions.

chrome/browser/devtools/devtools_network_transaction.h

+// Copyright (c) 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_DEVTOOLS_DEVTOOLS_NETWORK_TRANSACTION_H_
+#define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_NETWORK_TRANSACTION_H_
+
+#include "base/memory/weak_ptr.h"
+#include "net/base/completion_callback.h"
+#include "net/base/load_states.h"
+#include "net/base/net_export.h"
+#include "net/base/request_priority.h"
+#include "net/base/upload_progress.h"
+#include "net/http/http_transaction.h"
+#include "net/websockets/websocket_handshake_stream_base.h"
+
+class DevToolsNetworkController;
+class GURL;
+
+namespace net {
+class AuthCredentials;
+class BoundNetLog;
+class HttpRequestHeaders;
+struct HttpRequestInfo;
+class HttpResponseInfo;
+class HttpNetworkSession;
+class IOBuffer;
+struct LoadTimingInfo;
+class X509Certificate;
+} // namespace net
+
+class NET_EXPORT DevToolsNetworkTransaction : public net::HttpTransaction {
+ public:
+  DevToolsNetworkTransaction(
+      const base::WeakPtr<DevToolsNetworkController>& controller,
+      scoped_ptr<net::HttpTransaction>& network_transaction);
+
+  virtual ~DevToolsNetworkTransaction();
+
+  std::string GetId();
+  const GURL& GetURL();
+  void Stop();
+
+  // HttpTransaction methods:
+  virtual int Start(
+      const net::HttpRequestInfo* request_info,
+      const net::CompletionCallback& callback,
+      const net::BoundNetLog& net_log) OVERRIDE;
+  virtual int RestartIgnoringLastError(
+      const net::CompletionCallback& callback) OVERRIDE;
+  virtual int RestartWithCertificate(
+      net::X509Certificate* client_cert,
+      const net::CompletionCallback& callback) OVERRIDE;
+  virtual int RestartWithAuth(
+      const net::AuthCredentials& credentials,
+      const net::CompletionCallback& callback) OVERRIDE;
+  virtual bool IsReadyToRestartForAuth() OVERRIDE;
+
+  virtual int Read(
+      net::IOBuffer* buf,
+      int buf_len,
+      const net::CompletionCallback& callback) OVERRIDE;
+  virtual void StopCaching() OVERRIDE;
+  virtual bool GetFullRequestHeaders(
+      net::HttpRequestHeaders* headers) const OVERRIDE;
+  virtual int64 GetTotalReceivedBytes() const OVERRIDE;
+  virtual void DoneReading() OVERRIDE;
+  virtual const net::HttpResponseInfo* GetResponseInfo() const OVERRIDE;
+  virtual net::LoadState GetLoadState() const OVERRIDE;
+  virtual net::UploadProgress GetUploadProgress() const OVERRIDE;
+  virtual void SetQuicServerInfo(
+      net::QuicServerInfo* quic_server_info) OVERRIDE;
+  virtual bool GetLoadTimingInfo(
+      net::LoadTimingInfo* load_timing_info) const OVERRIDE;
+  virtual void SetPriority(net::RequestPriority priority) OVERRIDE;
+  virtual void SetWebSocketHandshakeStreamCreateHelper(
+      net::WebSocketHandshakeStreamBase::CreateHelper* create_helper) OVERRIDE;
+  virtual void SetBeforeNetworkStartCallback(
+      const BeforeNetworkStartCallback& callback) OVERRIDE;
+  virtual int ResumeNetworkStart() OVERRIDE;
+
+ private:
+  void OnCallback(int result);
+
+  base::WeakPtr<DevToolsNetworkController> controller_;
+  scoped_ptr<net::HttpTransaction> network_transaction_;
+  const std::string id_;
+  GURL url_;
+  net::CompletionCallback proxy_callback_;
+  net::CompletionCallback callback_;
+
+  DISALLOW_COPY_AND_ASSIGN(DevToolsNetworkTransaction);
+};
+
+#endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_NETWORK_TRANSACTION_H_