Enable NQE when Cronet Engine is built

net/url_request/url_request_context_builder.h

 // 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.
 
 // This class is useful for building a simple URLRequestContext. Most creators
 // of new URLRequestContexts should use this helper class to construct it. Call
 // any configuration params, and when done, invoke Build() to construct the
 // URLRequestContext. This URLRequestContext will own all its own storage.
 //
 // URLRequestContextBuilder and its associated params classes are initially
@@ skipping 33 matching lines @@
 
 namespace net {
 
 class ChannelIDService;
 class CookieStore;
 class FtpTransactionFactory;
 class HostMappingRules;
 class HttpAuthHandlerFactory;
 class HttpServerProperties;
 class ProxyConfigService;
+class SocketPerformanceWatcherFactory;
 class URLRequestContext;
 class URLRequestInterceptor;
 
 class NET_EXPORT URLRequestContextBuilder {
  public:
   struct NET_EXPORT HttpCacheParams {
     enum Type {
       // In-memory cache.
       IN_MEMORY,
       // Disk cache using "default" backend.
@@ skipping 221 matching lines @@
   }
 
   void set_throttling_enabled(bool throttling_enabled) {
     throttling_enabled_ = throttling_enabled;
   }
 
   void set_backoff_enabled(bool backoff_enabled) {
     backoff_enabled_ = backoff_enabled;
   }
 
+  void set_socket_performance_watcher_factory(
+      SocketPerformanceWatcherFactory* socket_performance_watcher_factory) {
+    socket_performance_watcher_factory_ = socket_performance_watcher_factory;
+  }
+
   void SetCertVerifier(std::unique_ptr<CertVerifier> cert_verifier);
 
   void SetInterceptors(std::vector<std::unique_ptr<URLRequestInterceptor>>
                            url_request_interceptors);
 
   // Override the default in-memory cookie store and channel id service.
   // If both |cookie_store| and |channel_id_service| are NULL, CookieStore and
   // ChannelIDService will be disabled for this context.
   // If |cookie_store| is not NULL and |channel_id_service| is NULL,
   // only ChannelIdService is disabled for this context.
@@ skipping 57 matching lines @@
   std::unique_ptr<CookieStore> cookie_store_;
 #if !defined(DISABLE_FTP_SUPPORT)
   std::unique_ptr<FtpTransactionFactory> ftp_transaction_factory_;
 #endif
   std::unique_ptr<HttpAuthHandlerFactory> http_auth_handler_factory_;
   std::unique_ptr<CertVerifier> cert_verifier_;
   std::vector<std::unique_ptr<URLRequestInterceptor>> url_request_interceptors_;
   std::unique_ptr<HttpServerProperties> http_server_properties_;
   std::map<std::string, std::unique_ptr<URLRequestJobFactory::ProtocolHandler>>
       protocol_handlers_;
+  // SocketPerformanceWatcherFactory to be used by this context builder.
+  // Not owned by the context builder. Once it is set to a non-null value, it
+  // is guaranteed to be non-null during the lifetime of |this|.
+  SocketPerformanceWatcherFactory* socket_performance_watcher_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestContextBuilder);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_CONTEXT_BUILDER_H_