In QUIC version >= 38, enables random padding of size [1, 256]

net/quic/core/quic_session_test.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 "net/quic/core/quic_session.h"
 
 #include <cstdint>
 #include <set>
 #include <utility>
 
@@ skipping 155 matching lines @@
 
   QuicStream* GetOrCreateDynamicStream(QuicStreamId stream_id) {
     return QuicSpdySession::GetOrCreateDynamicStream(stream_id);
   }
 
   QuicConsumedData WritevData(
       QuicStream* stream,
       QuicStreamId id,
       QuicIOVector data,
       QuicStreamOffset offset,
-      bool fin,
+      StreamSendingState state,
       QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener)
       override {
+    bool fin = state != NO_FIN;
     QuicConsumedData consumed(data.total_length, fin);
     if (!writev_consumes_all_data_) {
-      consumed = QuicSession::WritevData(stream, id, data, offset, fin,
+      consumed = QuicSession::WritevData(stream, id, data, offset, state,
                                          std::move(ack_listener));
     }
     stream->set_stream_bytes_written(stream->stream_bytes_written() +
                                      consumed.bytes_consumed);
     if (fin && consumed.fin_consumed) {
       stream->set_fin_sent(true);
     }
     QuicSessionPeer::GetWriteBlockedStreams(this)->UpdateBytesForStream(
         id, consumed.bytes_consumed);
     return consumed;
   }
 
   void set_writev_consumes_all_data(bool val) {
     writev_consumes_all_data_ = val;
   }
 
   QuicConsumedData SendStreamData(QuicStream* stream) {
     struct iovec iov;
     if (stream->id() != kCryptoStreamId) {
       this->connection()->SetDefaultEncryptionLevel(ENCRYPTION_FORWARD_SECURE);
     }
-    QuicConsumedData consumed =
-        WritevData(stream, stream->id(), MakeIOVector("not empty", &iov), 0,
-                   true, nullptr);
+    QuicConsumedData consumed = WritevData(
+        stream, stream->id(), MakeIOVector("not empty", &iov), 0, FIN, nullptr);
     return consumed;
   }
 
   QuicConsumedData SendLargeFakeData(QuicStream* stream, int bytes) {
     DCHECK(writev_consumes_all_data_);
     struct iovec iov;
     iov.iov_base = nullptr;  // should not be read.
     iov.iov_len = static_cast<size_t>(bytes);
     return WritevData(stream, stream->id(), QuicIOVector(&iov, 1, bytes), 0,
-                      true, nullptr);
+                      FIN, nullptr);
   }
 
   using QuicSession::PostProcessAfterData;
 
  private:
   StrictMock<TestCryptoStream> crypto_stream_;
 
   bool writev_consumes_all_data_;
 };
 
@@ skipping 1088 matching lines @@
   if (version() != QUIC_VERSION_36) {
     EXPECT_FALSE(session_.force_hol_blocking());
   } else {
     EXPECT_TRUE(session_.force_hol_blocking());
   }
 }
 
 }  // namespace
 }  // namespace test
 }  // namespace net