Remove the origin field from the CREDENTIAL frame.

net/spdy/spdy_protocol.h

 // Copyright (c) 2011 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 112 matching lines @@
 //  +----------------------------------+
 //  |   Delta-Window-Size (32 bits)    |
 //  +----------------------------------+
 //
 //  Control Frame: CREDENTIAL
 //  +----------------------------------+
 //  |1|000000000000001|0000000000001010|
 //  +----------------------------------+
 //  | flags (8)  |  Length (24 bits)   | >= 12
 //  +----------------------------------+
-//  |  Slot (16 bits) | Origin Len (16)|
-//  +----------------------------------+
-//  |              Origin              |
-//  +----------------------------------+
+//  |  Slot (16 bits) |                |
+//  +-----------------+                |
 //  |      Proof Length (32 bits)      |
 //  +----------------------------------+
 //  |               Proof              |
 //  +----------------------------------+ <+
 //  |   Certificate Length (32 bits)   |  |
 //  +----------------------------------+  | Repeated until end of frame
 //  |            Certificate           |  |
 //  +----------------------------------+ <+
 //
 namespace spdy {
@@ skipping 160 matching lines @@
 };
 
 // A PING Control Frame structure.
 struct SpdyPingControlFrameBlock : SpdyFrameBlock {
   uint32 unique_id_;
 };
 
 // A CREDENTIAL Control Frame structure.
 struct SpdyCredentialControlFrameBlock : SpdyFrameBlock {
   uint16 slot_;
-  uint16 origin_len_;
   uint32 proof_len_;
   // Variable data here.
-  // origin data
   // proof data
   // for each certificate: unit32 certificate_len + certificate_data[i]
 };
 
 // A GOAWAY Control Frame structure.
 struct SpdyGoAwayControlFrameBlock : SpdyFrameBlock {
   SpdyStreamId last_accepted_stream_id_;
 };
 
 // A HEADERS Control Frame structure.
@@ skipping 504 matching lines @@
   struct SpdyWindowUpdateControlFrameBlock* mutable_block() {
     return static_cast<SpdyWindowUpdateControlFrameBlock*>(frame_);
   }
 
   DISALLOW_COPY_AND_ASSIGN(SpdyWindowUpdateControlFrame);
 };
 
 }  // namespace spdy
 
 #endif  // NET_SPDY_SPDY_PROTOCOL_H_