QUIC - refactor in preparation for two streams per HTTP transaction.

net/tools/quic/quic_simple_server_session.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/tools/quic/quic_simple_server_session.h"
 
 #include <utility>
 
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
@@ skipping 160 matching lines @@
   // Remove "host" field as push request is a directly generated HTTP2 request
   // which should use ":authority" instead of "host".
   spdy_headers.erase("host");
   return spdy_headers;
 }
 
 void QuicSimpleServerSession::SendPushPromise(QuicStreamId original_stream_id,
                                               QuicStreamId promised_stream_id,
                                               SpdyHeaderBlock headers) {
   DVLOG(1) << "stream " << original_stream_id
-           << " send PUSH_PROMISE for promised stream " << promised_stream_id;
-  headers_stream()->WritePushPromise(original_stream_id, promised_stream_id,
-                                     std::move(headers));
+             << " send PUSH_PROMISE for promised stream " << promised_stream_id;
+  WritePushPromise(original_stream_id, promised_stream_id, std::move(headers));
 }
 
 void QuicSimpleServerSession::HandlePromisedPushRequests() {
   while (!promised_streams_.empty() && ShouldCreateOutgoingDynamicStream()) {
     PromisedStreamInfo& promised_info = promised_streams_.front();
     DCHECK_EQ(next_outgoing_stream_id(), promised_info.stream_id);
 
     if (promised_info.is_cancelled) {
       // This stream has been reset by client. Skip this stream id.
       promised_streams_.pop_front();
       GetNextOutgoingStreamId();
       return;
     }
 
     QuicSimpleServerStream* promised_stream =
         static_cast<QuicSimpleServerStream*>(
             CreateOutgoingDynamicStream(promised_info.priority));
     DCHECK(promised_stream != nullptr);
     DCHECK_EQ(promised_info.stream_id, promised_stream->id());
     DVLOG(1) << "created server push stream " << promised_stream->id();
 
     SpdyHeaderBlock request_headers(std::move(promised_info.request_headers));
 
     promised_streams_.pop_front();
     promised_stream->PushResponse(std::move(request_headers));
   }
 }
 
 }  // namespace net