Revert of Allow use of Mojo/V8 ProxyResolvers with URLRequestContextBuilder.

net/url_request/url_request_context_builder_v8.h

-// Copyright 2017 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.
-
-#ifndef NET_URL_REQUEST_URL_REQUEST_CONTEXT_BUILDER_V8_H_
-#define NET_URL_REQUEST_URL_REQUEST_CONTEXT_BUILDER_V8_H_
-
-#include <memory>
-
-#include "base/macros.h"
-#include "net/proxy/dhcp_proxy_script_fetcher_factory.h"
-#include "net/proxy/proxy_service.h"
-#include "net/url_request/url_request_context_builder.h"
-
-namespace net {
-
-class HostResolver;
-class NetLog;
-class NetworkDelegate;
-class MojoProxyResolverFactory;
-class URLRequestContext;
-
-// Specialization of URLRequestContextBuilder that can create a ProxyService
-// that uses a V8 ProxyResolver. PAC scripts are run by V8 in process, by
-// default, but a Mojo factory can be passed in for out-of-process resolution.
-// PAC scripts will be fetched using the request context itself. If a
-// PoxyService is set directly via the URLRequestContextBuilder API, it will be
-// used instead of the one this class normally creates.
-class URLRequestContextBuilderV8 : public URLRequestContextBuilder {
- public:
-  URLRequestContextBuilderV8();
-  ~URLRequestContextBuilderV8() override;
-
-  // If set to false, the URLrequestContextBuilder will create a ProxyService,
-  // which won't use V8. Defaults to true.
-  void set_use_v8(bool use_v8) { use_v8_ = use_v8; }
-
-  // Sets whether quick PAC checks are enabled. Defaults to true. Ignored if
-  // use_v8 is false.
-  void set_quick_check_enabled(bool quick_check_enabled) {
-    quick_check_enabled_ = quick_check_enabled;
-  }
-
-  // Sets policy for sanitizing URLs before passing them a PAC. Defaults to
-  // ProxyService::SanitizeUrlPolicy::SAFE. Ignored if use_v8 is false.
-  void set_pac_sanitize_url_policy(
-      net::ProxyService::SanitizeUrlPolicy sanitize_url_policy) {
-    sanitize_url_policy_ = sanitize_url_policy;
-  }
-
-  // Overrides default DhcpProxyScriptFetcherFactory. Ignored if use_v8 is
-  // false.
-  void set_dhcp_fetcher_factory(
-      std::unique_ptr<DhcpProxyScriptFetcherFactory> dhcp_fetcher_factory) {
-    dhcp_fetcher_factory = std::move(dhcp_fetcher_factory_);
-  }
-
-#ifdef ENABLE_NET_MOJO
-  // Sets Mojo factory used to create ProxyResolvers. If not set, V8 will be
-  // used in process instead of Mojo. Ignored if use_v8 is false. The passed in
-  // factory must outlive the URLRequestContext the builder creates.
-  void set_mojo_proxy_resolver_factory(
-      MojoProxyResolverFactory* mojo_proxy_resolver_factory) {
-    mojo_proxy_resolver_factory_ = mojo_proxy_resolver_factory;
-  }
-#endif  // ENABLE_NET_MOJO
-
- private:
-  std::unique_ptr<ProxyService> CreateProxyService(
-      std::unique_ptr<ProxyConfigService> proxy_config_service,
-      URLRequestContext* url_request_context,
-      HostResolver* host_resolver,
-      NetworkDelegate* network_delegate,
-      NetLog* net_log) override;
-
-  bool use_v8_ = true;
-  bool quick_check_enabled_ = true;
-  net::ProxyService::SanitizeUrlPolicy sanitize_url_policy_ =
-      net::ProxyService::SanitizeUrlPolicy::SAFE;
-
-  std::unique_ptr<DhcpProxyScriptFetcherFactory> dhcp_fetcher_factory_;
-
-#ifdef ENABLE_NET_MOJO
-  MojoProxyResolverFactory* mojo_proxy_resolver_factory_ = nullptr;
-#endif
-
-  DISALLOW_COPY_AND_ASSIGN(URLRequestContextBuilderV8);
-};
-
-}  // namespace net
-
-#endif  // NET_URL_REQUEST_URL_REQUEST_CONTEXT_BUILDER_V8_H_