Revert of Add new, unused methods to SpdyFramerVisitorInterface.

net/quic/quic_headers_stream.cc

 // Copyright 2013 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/quic/quic_headers_stream.h"
 
 #include "base/metrics/histogram_macros.h"
 #include "base/strings/stringprintf.h"
 #include "net/quic/quic_flags.h"
 #include "net/quic/quic_headers_stream.h"
@@ skipping 55 matching lines @@
       // that had the fin bit set.
       return;
     }
     CloseConnection("SPDY DATA frame received.");
   }
 
   void OnStreamPadding(SpdyStreamId stream_id, size_t len) override {
     CloseConnection("SPDY frame padding received.");
   }
 
-  SpdyHeadersHandlerInterface* OnHeaderFrameStart(
-      SpdyStreamId stream_id) override {
-    LOG(FATAL);
-    return nullptr;
-  }
-
-  void OnHeaderFrameEnd(SpdyStreamId stream_id, bool end_headers) override {
-    LOG(FATAL);
-  }
-
   void OnError(SpdyFramer* framer) override {
     CloseConnection(base::StringPrintf(
         "SPDY framing error: %s",
         SpdyFramer::ErrorCodeToString(framer->error_code())));
   }
 
   void OnDataFrameHeader(SpdyStreamId stream_id,
                          size_t length,
                          bool fin) override {
     CloseConnection("SPDY DATA frame received.");
@@ skipping 222 matching lines @@
 
 void QuicHeadersStream::OnCompressedFrameSize(size_t frame_len) {
   frame_len_ += frame_len;
 }
 
 bool QuicHeadersStream::IsConnected() {
   return session()->connection()->connected();
 }
 
 }  // namespace net