Add handling + parsing for HTTP/2 ALTSVC frame.

net/spdy/spdy_protocol.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_protocol.h"
 
 namespace net {
 
 SpdyFrameWithNameValueBlockIR::SpdyFrameWithNameValueBlockIR(
     SpdyStreamId stream_id) : SpdyFrameWithFinIR(stream_id) {}
@@ skipping 96 matching lines @@
           return PUSH_PROMISE;
         case 6:
           return PING;
         case 7:
           return GOAWAY;
         case 8:
           return WINDOW_UPDATE;
         case 9:
           return CONTINUATION;
         case 10:
+          return ALTSVC;
+        case 11:
           return BLOCKED;
       }
       break;
   }
 
   LOG(DFATAL) << "Unhandled frame type " << frame_type_field;
   return DATA;
 }
 
 int SpdyConstants::SerializeFrameType(SpdyMajorVersion version,
@@ skipping 37 matching lines @@
         case PUSH_PROMISE:
           return 5;
         case PING:
           return 6;
         case GOAWAY:
           return 7;
         case WINDOW_UPDATE:
           return 8;
         case CONTINUATION:
           return 9;
+        case ALTSVC:
+          return 10;
         case BLOCKED:
-          return 10;
+          return 11;
         default:
           LOG(DFATAL) << "Serializing unhandled frame type " << frame_type;
           return -1;
       }
   }
 
   LOG(DFATAL) << "Unhandled SPDY version " << version;
   return -1;
 }
 
@@ skipping 595 matching lines @@
 }
 
 void SpdyPushPromiseIR::Visit(SpdyFrameVisitor* visitor) const {
   return visitor->VisitPushPromise(*this);
 }
 
 void SpdyContinuationIR::Visit(SpdyFrameVisitor* visitor) const {
   return visitor->VisitContinuation(*this);
 }
 
+SpdyAltSvcIR::SpdyAltSvcIR(SpdyStreamId stream_id)
+    : SpdyFrameWithStreamIdIR(stream_id),
+      max_age_(0),
+      port_(0) {}
+
+void SpdyAltSvcIR::Visit(SpdyFrameVisitor* visitor) const {
+  return visitor->VisitAltSvc(*this);
+}
+
 }  // namespace net