SPDY: Add WriteHeaders interface to SpdySession and SpdyStream

net/spdy/spdy_stream.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/spdy/spdy_stream.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop.h"
 #include "base/stringprintf.h"
@@ skipping 461 matching lines @@
     send_time_ = base::TimeTicks::Now();
     DCHECK(!has_upload_data_);
     DCHECK(response_received());
     return ERR_IO_PENDING;
   }
   CHECK_EQ(STATE_NONE, io_state_);
   io_state_ = STATE_GET_DOMAIN_BOUND_CERT;
   return DoLoop(OK);
 }
 
+int SpdyStream::WriteHeaders(const SpdyHeaderBlock& headers,
+                             SpdyControlFlags flags) {
+  // Until the first headers by SYN_STREAM have been completely sent, we can
+  // not be sure that our stream_id is correct.
+  DCHECK_GT(io_state_, STATE_SEND_HEADERS_COMPLETE);
+  return session_->WriteHeaders(stream_id_, headers, flags);
+}
+
 int SpdyStream::WriteStreamData(IOBuffer* data, int length,
                                 SpdyDataFlags flags) {
   // Until the headers have been completely sent, we can not be sure
   // that our stream_id is correct.
   DCHECK_GT(io_state_, STATE_SEND_HEADERS_COMPLETE);
   return session_->WriteStreamData(stream_id_, data, length, flags);
 }
 
 bool SpdyStream::GetSSLInfo(SSLInfo* ssl_info,
                             bool* was_npn_negotiated,
@@ skipping 241 matching lines @@
   UMA_HISTOGRAM_TIMES("Net.SpdyStreamDownloadTime",
       recv_last_byte_time_ - recv_first_byte_time_);
   UMA_HISTOGRAM_TIMES("Net.SpdyStreamTime",
       recv_last_byte_time_ - send_time_);
 
   UMA_HISTOGRAM_COUNTS("Net.SpdySendBytes", send_bytes_);
   UMA_HISTOGRAM_COUNTS("Net.SpdyRecvBytes", recv_bytes_);
 }
 
 }  // namespace net