Add support for attaching custom parameters to NetLog events.

net/socket_stream/socket_stream.cc

 // Copyright (c) 2010 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.
 //
 // TODO(ukai): code is similar with http_network_transaction.cc.  We should
 //   think about ways to share code, if possible.
 
 #include "net/socket_stream/socket_stream.h"
 
 #include <string>
@@ skipping 79 matching lines @@
 
   if (prev_context != context) {
     net_log_.EndEvent(NetLog::TYPE_REQUEST_ALIVE);
     net_log_ = BoundNetLog();
 
     if (context) {
       net_log_ = BoundNetLog::Make(
           context->net_log(),
           NetLog::SOURCE_SOCKET_STREAM);
 
-      net_log_.BeginEventWithString(NetLog::TYPE_REQUEST_ALIVE,
-                                    url_.possibly_invalid_spec());
+      net_log_.BeginEvent(NetLog::TYPE_REQUEST_ALIVE);
     }
   }
 
   if (context_) {
     host_resolver_ = context_->host_resolver();
     http_auth_handler_factory_ = context_->http_auth_handler_factory();
   }
 }
 
 void SocketStream::Connect() {
   DCHECK(MessageLoop::current()) <<
       "The current MessageLoop must exist";
   DCHECK_EQ(MessageLoop::TYPE_IO, MessageLoop::current()->type()) <<
       "The current MessageLoop must be TYPE_IO";
   if (context_)
     ssl_config_service()->GetSSLConfig(&ssl_config_);
   DCHECK_EQ(next_state_, STATE_NONE);
 
   AddRef();  // Released in Finish()
   // Open a connection asynchronously, so that delegate won't be called
   // back before returning Connect().
   next_state_ = STATE_RESOLVE_PROXY;
-  net_log_.BeginEvent(NetLog::TYPE_SOCKET_STREAM_CONNECT);
+  net_log_.BeginEventWithString(NetLog::TYPE_SOCKET_STREAM_CONNECT,
+                                url_.possibly_invalid_spec());
   MessageLoop::current()->PostTask(
       FROM_HERE,
       NewRunnableMethod(this, &SocketStream::DoLoop, OK));
 }
 
 bool SocketStream::SendData(const char* data, int len) {
   DCHECK(MessageLoop::current()) <<
       "The current MessageLoop must exist";
   DCHECK_EQ(MessageLoop::TYPE_IO, MessageLoop::current()->type()) <<
       "The current MessageLoop must be TYPE_IO";
@@ skipping 264 matching lines @@
         return;
       default:
         NOTREACHED() << "bad state";
         Finish(result);
         return;
     }
     // If the connection is not established yet and had actual errors,
     // close the connection.
     if (state != STATE_READ_WRITE && result < ERR_IO_PENDING) {
       DCHECK_EQ(next_state_, STATE_CLOSE);
-      net_log_.EndEvent(NetLog::TYPE_SOCKET_STREAM_CONNECT);
+      net_log_.EndEventWithInteger(NetLog::TYPE_SOCKET_STREAM_CONNECT, result);
     }
   } while (result != ERR_IO_PENDING);
 }
 
 int SocketStream::DoResolveProxy() {
   DCHECK(!pac_request_);
   next_state_ = STATE_RESOLVE_PROXY_COMPLETE;
 
   if (!proxy_url_.is_valid()) {
     next_state_ = STATE_CLOSE;
@@ skipping 518 matching lines @@
 
 SSLConfigService* SocketStream::ssl_config_service() const {
   return context_->ssl_config_service();
 }
 
 ProxyService* SocketStream::proxy_service() const {
   return context_->proxy_service();
 }
 
 }  // namespace net