Add a new priority level, THROTTLED, below IDLE.

net/spdy/spdy_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/spdy/spdy_session.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <utility>
@@ skipping 549 matching lines @@
   Reset();
   DCHECK_NE(rv, OK);
   callback.Run(rv);
 }
 
 void SpdyStreamRequest::Reset() {
   type_ = SPDY_BIDIRECTIONAL_STREAM;
   session_.reset();
   stream_.reset();
   url_ = GURL();
-  priority_ = MINIMUM_PRIORITY;
+  priority_ = IDLE;
   net_log_ = BoundNetLog();
   callback_.Reset();
 }
 
 SpdySession::ActiveStreamInfo::ActiveStreamInfo()
     : stream(NULL),
       waiting_for_syn_reply(false) {}
 
 SpdySession::ActiveStreamInfo::ActiveStreamInfo(SpdyStream* stream)
     : stream(stream),
@@ skipping 2766 matching lines @@
     if (!queue->empty()) {
       SpdyStreamId stream_id = queue->front();
       queue->pop_front();
       return stream_id;
     }
   }
   return 0;
 }
 
 }  // namespace net