Limits only 16 new QUIC connections can be opened per epoll event.

net/tools/quic/test_tools/quic_dispatcher_peer.h

 // Copyright 2013 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_TOOLS_QUIC_TEST_TOOLS_QUIC_DISPATCHER_PEER_H_
 #define NET_TOOLS_QUIC_TEST_TOOLS_QUIC_DISPATCHER_PEER_H_
 
 #include "net/tools/quic/quic_dispatcher.h"
 
 #include "base/macros.h"
@@ skipping 29 matching lines @@
   // Get the dispatcher's record of the last error reported to its framer
   // visitor's OnError() method.  Then set that record to QUIC_NO_ERROR.
   static QuicErrorCode GetAndClearLastError(QuicDispatcher* dispatcher);
 
   static QuicBufferedPacketStore* GetBufferedPackets(
       QuicDispatcher* dispatcher);
 
   static const QuicDispatcher::SessionMap& session_map(
       QuicDispatcher* dispatcher);
 
+  static void set_new_sessions_allowed_per_event_loop(
+      QuicDispatcher* dispatcher,
+      size_t num_session_allowed);
+
  private:
   DISALLOW_COPY_AND_ASSIGN(QuicDispatcherPeer);
 };
 
 }  // namespace test
 }  // namespace net
 
 #endif  // NET_TOOLS_QUIC_TEST_TOOLS_QUIC_DISPATCHER_PEER_H_