This QUIC change includes:

net/quic/core/quic_spdy_session.cc

 // Copyright (c) 2015 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/quic/core/quic_spdy_session.h"
 
 #include <algorithm>
 #include <cstdint>
 #include <string>
 #include <utility>
@@ skipping 342 matching lines @@
   spdy_framer_.set_visitor(spdy_framer_visitor_.get());
   spdy_framer_.set_debug_visitor(spdy_framer_visitor_.get());
 }
 
 QuicSpdySession::~QuicSpdySession() {
   // Set the streams' session pointers in closed and dynamic stream lists
   // to null to avoid subsequent use of this session.
   for (auto& stream : *closed_streams()) {
     static_cast<QuicSpdyStream*>(stream.get())->ClearSession();
   }
+  for (auto const& kv : zombie_streams()) {
+    static_cast<QuicSpdyStream*>(kv.second.get())->ClearSession();
+  }
   for (auto const& kv : dynamic_streams()) {
     static_cast<QuicSpdyStream*>(kv.second.get())->ClearSession();
   }
 }
 
 void QuicSpdySession::Initialize() {
   QuicSession::Initialize();
 
   if (perspective() == Perspective::IS_SERVER) {
     set_largest_peer_created_stream_id(kHeadersStreamId);
@@ skipping 440 matching lines @@
     SpdyPriority priority) {
   auto* stream = static_cast<QuicSpdyStream*>(
       QuicSession::MaybeCreateOutgoingDynamicStream(priority));
   if (stream) {
     stream->SetPriority(priority);
   }
   return stream;
 }
 
 }  // namespace net