Basic HTTP pipelining support

net/http/http_network_transaction.cc

 // Copyright (c) 2011 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.
 
 #include "net/http/http_network_transaction.h"
 
 #include <set>
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 461 matching lines @@
   DCHECK(user_callback_);
 
   // Since Run may result in Read being called, clear user_callback_ up front.
   CompletionCallback* c = user_callback_;
   user_callback_ = NULL;
   c->Run(rv);
 }
 
 void HttpNetworkTransaction::OnIOComplete(int result) {
   int rv = DoLoop(result);
+  if (rv == ERR_PIPELINE_EVICTION) {
+    stream_.reset();
+    stream_request_.reset();
+    next_state_ = STATE_NONE;
+    RestartIgnoringLastError(user_callback_);
+  }
   if (rv != ERR_IO_PENDING)
     DoCallback(rv);
 }
 
 int HttpNetworkTransaction::DoLoop(int result) {
   DCHECK(next_state_ != STATE_NONE);
 
   int rv = result;
   do {
     State state = next_state_;
@@ skipping 817 matching lines @@
       description = base::StringPrintf("Unknown state 0x%08X (%u)", state,
                                        state);
       break;
   }
   return description;
 }
 
 #undef STATE_CASE
 
 }  // namespace net