Server push cancellation: clean up the code to make sure shared code is in sync with internal code.

net/tools/quic/test_tools/push_promise_delegate.cc

-// Copyright 2016 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/tools/quic/test_tools/push_promise_delegate.h"
-
-namespace net {
-namespace test {
-PushPromiseDelegate::PushPromiseDelegate(bool match)
-    : match_(match), rendezvous_fired_(false), rendezvous_stream_(nullptr) {}
-
-bool PushPromiseDelegate::CheckVary(const SpdyHeaderBlock& client_request,
-                                    const SpdyHeaderBlock& promise_request,
-                                    const SpdyHeaderBlock& promise_response) {
-  DVLOG(1) << "match " << match_;
-  return match_;
-}
-
-void PushPromiseDelegate::OnRendezvousResult(QuicSpdyStream* stream) {
-  rendezvous_fired_ = true;
-  rendezvous_stream_ = stream;
-}
-
-}  // namespace test
-}  // namespace net