Add handling + parsing for ALTSVC frame. Also change frame type number

net/quic/quic_headers_stream_test.cc

Index: net/quic/quic_headers_stream_test.cc
diff --git a/net/quic/quic_headers_stream_test.cc b/net/quic/quic_headers_stream_test.cc
index 1c83b7748896562ab20fd076cc90231d663fc33b..4022073339912fece64123e6a57e776dae4a70c7 100644
--- a/net/quic/quic_headers_stream_test.cc
+++ b/net/quic/quic_headers_stream_test.cc
@@ -62,6 +62,12 @@ class MockVisitor : public SpdyFramerVisitorInterface {
                                    SpdyStreamId promised_stream_id,
                                    bool end));
   MOCK_METHOD2(OnContinuation, void(SpdyStreamId stream_id, bool end));
+  MOCK_METHOD6(OnAltSvc, void(SpdyStreamId stream_id,
+                              uint32 max_age,
+                              uint16 port,
+                              StringPiece protocol_id,
+                              StringPiece host,
+                              StringPiece origin));
 };
 
 class QuicHeadersStreamTest : public ::testing::TestWithParam<bool> {