Third try at landing gRPC refactoring. Previous issue failed on the waterfall

components/cronet/ios/test/quic_test_server.cc

Index: components/cronet/ios/test/quic_test_server.cc
diff --git a/components/cronet/ios/test/quic_test_server.cc b/components/cronet/ios/test/quic_test_server.cc
deleted file mode 100644
index 5b719a984d7e6f6f435d934cdfc119a616781ed9..0000000000000000000000000000000000000000
--- a/components/cronet/ios/test/quic_test_server.cc
+++ /dev/null
@@ -1,136 +0,0 @@
-// 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 "components/cronet/ios/test/quic_test_server.h"
-
-#include <utility>
-
-#include "base/bind.h"
-#include "base/files/file_path.h"
-#include "base/files/file_util.h"
-#include "base/path_service.h"
-#include "base/synchronization/waitable_event.h"
-#include "base/threading/thread.h"
-#include "net/base/ip_address.h"
-#include "net/base/ip_endpoint.h"
-#include "net/quic/chromium/crypto/proof_source_chromium.h"
-#include "net/spdy/spdy_header_block.h"
-#include "net/test/test_data_directory.h"
-#include "net/tools/quic/quic_in_memory_cache.h"
-#include "net/tools/quic/quic_simple_server.h"
-
-namespace cronet {
-
-// This must match the certificate used (quic_test.example.com.crt and
-// quic_test.example.com.key.pkcs8).
-const char kTestServerDomain[] = "test.example.com";
-const int kTestServerPort = 6121;
-const char kTestServerHost[] = "test.example.com:6121";
-const char kTestServerUrl[] = "https://test.example.com:6121/hello.txt";
-
-const char kStatusHeader[] = ":status";
-
-const char kHelloPath[] = "/hello.txt";
-const char kHelloBodyValue[] = "Hello from QUIC Server";
-const char kHelloStatus[] = "200";
-
-const char kHelloHeaderName[] = "hello_header";
-const char kHelloHeaderValue[] = "hello header value";
-
-const char kHelloTrailerName[] = "hello_trailer";
-const char kHelloTrailerValue[] = "hello trailer value";
-
-base::Thread* g_quic_server_thread = nullptr;
-net::QuicSimpleServer* g_quic_server = nullptr;
-
-void SetupQuicInMemoryCache() {
-  static bool setup_done = false;
-  if (setup_done)
-    return;
-  setup_done = true;
-  net::SpdyHeaderBlock headers;
-  headers.AppendValueOrAddHeader(kHelloHeaderName, kHelloHeaderValue);
-  headers.AppendValueOrAddHeader(kStatusHeader, kHelloStatus);
-  net::SpdyHeaderBlock trailers;
-  trailers.AppendValueOrAddHeader(kHelloTrailerName, kHelloTrailerValue);
-  net::QuicInMemoryCache::GetInstance()->AddResponse(
-      kTestServerHost, kHelloPath, std::move(headers), kHelloBodyValue,
-      std::move(trailers));
-}
-
-void StartQuicServerOnServerThread(const base::FilePath& test_files_root,
-                                   base::WaitableEvent* server_started_event) {
-  DCHECK(g_quic_server_thread->task_runner()->BelongsToCurrentThread());
-  DCHECK(!g_quic_server);
-
-  // Set up in-memory cache.
-  SetupQuicInMemoryCache();
-  net::QuicConfig config;
-  // Set up server certs.
-  base::FilePath directory;
-  directory = test_files_root;
-  std::unique_ptr<net::ProofSourceChromium> proof_source(
-      new net::ProofSourceChromium());
-  CHECK(proof_source->Initialize(
-      directory.Append("quic_test.example.com.crt"),
-      directory.Append("quic_test.example.com.key.pkcs8"),
-      directory.Append("quic_test.example.com.key.sct")));
-  g_quic_server =
-      new net::QuicSimpleServer(std::move(proof_source), config,
-                                net::QuicCryptoServerConfig::ConfigOptions(),
-                                net::AllSupportedVersions());
-
-  // Start listening.
-  int rv = g_quic_server->Listen(
-      net::IPEndPoint(net::IPAddress::IPv4AllZeros(), kTestServerPort));
-  CHECK_GE(rv, 0) << "Quic server fails to start";
-  server_started_event->Signal();
-}
-
-void ShutdownOnServerThread(base::WaitableEvent* server_stopped_event) {
-  DCHECK(g_quic_server_thread->task_runner()->BelongsToCurrentThread());
-  g_quic_server->Shutdown();
-  delete g_quic_server;
-  g_quic_server = nullptr;
-  server_stopped_event->Signal();
-}
-
-// Quic server is currently hardcoded to run on port 6121 of the localhost on
-// the device.
-bool StartQuicTestServer() {
-  DCHECK(!g_quic_server_thread);
-  g_quic_server_thread = new base::Thread("quic server thread");
-  base::Thread::Options thread_options;
-  thread_options.message_loop_type = base::MessageLoop::TYPE_IO;
-  bool started = g_quic_server_thread->StartWithOptions(thread_options);
-  DCHECK(started);
-  base::FilePath test_files_root;
-  if (!PathService::Get(base::DIR_EXE, &test_files_root))
-    return false;
-  base::WaitableEvent server_started_event(
-      base::WaitableEvent::ResetPolicy::MANUAL,
-      base::WaitableEvent::InitialState::NOT_SIGNALED);
-  g_quic_server_thread->task_runner()->PostTask(
-      FROM_HERE, base::Bind(&StartQuicServerOnServerThread,
-                            test_files_root.Append("net/data/ssl/certificates"),
-                            &server_started_event));
-  server_started_event.Wait();
-  return true;
-}
-
-void ShutdownQuicTestServer() {
-  if (!g_quic_server_thread)
-    return;
-  DCHECK(!g_quic_server_thread->task_runner()->BelongsToCurrentThread());
-  base::WaitableEvent server_stopped_event(
-      base::WaitableEvent::ResetPolicy::MANUAL,
-      base::WaitableEvent::InitialState::NOT_SIGNALED);
-  g_quic_server_thread->task_runner()->PostTask(
-      FROM_HERE, base::Bind(&ShutdownOnServerThread, &server_stopped_event));
-  server_stopped_event.Wait();
-  delete g_quic_server_thread;
-  g_quic_server_thread = nullptr;
-}
-
-}  // namespace cronet