Make QUIC force HOL-blocking mode only apply to v36. This is basically a no-op since neither v36 no…

net/quic/chromium/quic_network_transaction_unittest.cc

 // Copyright (c) 2012 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 <memory>
 #include <ostream>
 #include <string>
 #include <utility>
 #include <vector>
 
@@ skipping 2780 matching lines @@
 
   QuicStreamOffset offset = 0;
   mock_quic_data.AddWrite(
       ConstructSettingsPacket(1, SETTINGS_MAX_HEADER_LIST_SIZE,
                               kDefaultMaxUncompressedHeaderSize, &offset));
   mock_quic_data.AddWrite(ConstructClientRequestHeadersPacket(
       2, kClientDataStreamId1, true, false,
       GetRequestHeaders("POST", "https", "/"), &offset));
 
   std::unique_ptr<QuicEncryptedPacket> packet;
-  if (version_ > QUIC_VERSION_35) {
+  if (version_ == QUIC_VERSION_36) {
     packet = ConstructClientForceHolDataPacket(3, kClientDataStreamId1, true,
                                                true, &offset, "1");
   } else {
     packet =
         ConstructClientDataPacket(3, kClientDataStreamId1, true, true, 0, "1");
   }
   mock_quic_data.AddWrite(std::move(packet));
 
   mock_quic_data.AddRead(ConstructServerResponseHeadersPacket(
       1, kClientDataStreamId1, false, false, GetResponseHeaders("200 OK")));
@@ skipping 624 matching lines @@
   AddHangingSocketData();
 
   SendRequestAndExpectQuicResponse(origin1_);
   SendRequestAndExpectQuicResponse(origin2_);
 
   EXPECT_TRUE(AllDataConsumed());
 }
 
 }  // namespace test
 }  // namespace net