Revert of Implement QuicHttpStream::GetLoadTimingInfo

net/quic/chromium/quic_chromium_client_stream.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/quic/chromium/quic_chromium_client_stream.h"
 
 #include <utility>
 
 #include "base/bind_helpers.h"
 #include "base/callback_helpers.h"
@@ skipping 300 matching lines @@
     base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, closure);
   } else {
     delegate_tasks_.push_back(closure);
   }
 }
 
 void QuicChromiumClientStream::DisableConnectionMigration() {
   can_migrate_ = false;
 }
 
-bool QuicChromiumClientStream::IsFirstStream() {
-  return id() == kHeadersStreamId + 2;
-}
-
 }  // namespace net