Implement server push protocol 2.

net/spdy/spdy_protocol.h

 // Copyright (c) 2010 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.
 
 // This file contains some protocol structures for use with Spdy.
 
 #ifndef NET_SPDY_SPDY_PROTOCOL_H_
 #define NET_SPDY_SPDY_PROTOCOL_H_
 #pragma once
 
@@ skipping 171 matching lines @@
 // Status codes, as used in control frames (primarily RST_STREAM).
 enum SpdyStatusCodes {
   INVALID = 0,
   PROTOCOL_ERROR = 1,
   INVALID_STREAM = 2,
   REFUSED_STREAM = 3,
   UNSUPPORTED_VERSION = 4,
   CANCEL = 5,
   INTERNAL_ERROR = 6,
   FLOW_CONTROL_ERROR = 7,
-  NUM_STATUS_CODES = 8
+  INVALID_ASSOCIATED_STREAM = 8,
+  NUM_STATUS_CODES = 9
 };
 
 // A SPDY stream id is a 31 bit entity.
 typedef uint32 SpdyStreamId;
 
 // A SPDY priority is a number between 0 and 4.
 typedef uint8 SpdyPriority;
 
 // SPDY Priorities. (there are only 2 bits)
 #define SPDY_PRIORITY_LOWEST 3
@@ skipping 453 matching lines @@
   struct SpdyWindowUpdateControlFrameBlock* mutable_block() {
     return static_cast<SpdyWindowUpdateControlFrameBlock*>(frame_);
   }
 
   DISALLOW_COPY_AND_ASSIGN(SpdyWindowUpdateControlFrame);
 };
 
 }  // namespace spdy
 
 #endif  // NET_SPDY_SPDY_PROTOCOL_H_