Remove Test Accounts service client

sync/test/accounts_client/url_request_context_getter.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 "sync/test/accounts_client/url_request_context_getter.h"
-
-#include <string>
-
-#include "net/proxy/proxy_config_service_fixed.h"
-#include "net/url_request/url_request_context.h"
-#include "net/url_request/url_request_context_builder.h"
-
-URLRequestContextGetter::URLRequestContextGetter(
-    scoped_refptr<base::SingleThreadTaskRunner> network_task_runner)
-    : network_task_runner_(network_task_runner) {
-}
-
-net::URLRequestContext* URLRequestContextGetter::GetURLRequestContext() {
-  CHECK(network_task_runner_->BelongsToCurrentThread());
-  if (!url_request_context_) {
-    net::URLRequestContextBuilder builder;
-    // net::HttpServer fails to parse headers if user-agent header is blank.
-    builder.set_user_agent("sync-test-accounts-client");
-    builder.DisableHttpCache();
-#if defined(OS_LINUX) || defined(OS_ANDROID)
-    builder.set_proxy_config_service(
-        new net::ProxyConfigServiceFixed(net::ProxyConfig::CreateDirect()));
-#endif
-    url_request_context_.reset(builder.Build());
-  }
-  return url_request_context_.get();
-}
-
-scoped_refptr<base::SingleThreadTaskRunner>
-    URLRequestContextGetter::GetNetworkTaskRunner() const {
-  return network_task_runner_;
-}
-
-URLRequestContextGetter::~URLRequestContextGetter() {}