Add support for ProxyResolverErrorObserver to ProxyResolverMojo.

net/proxy/proxy_service_mojo.cc

 // Copyright 2015 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/proxy/proxy_service_mojo.h"
 
 #include "base/logging.h"
 #include "net/dns/host_resolver_mojo.h"
 #include "net/interfaces/proxy_resolver_service.mojom.h"
 #include "net/proxy/in_process_mojo_proxy_resolver_factory.h"
 #include "net/proxy/mojo_proxy_resolver_impl.h"
+#include "net/proxy/network_delegate_error_observer.h"
 #include "net/proxy/proxy_resolver_mojo.h"
 #include "net/proxy/proxy_resolver_v8_tracing.h"
 #include "net/proxy/proxy_service.h"
 
 namespace net {
 
 ProxyService* CreateProxyServiceUsingMojoFactory(
     MojoProxyResolverFactory* mojo_proxy_factory,
     ProxyConfigService* proxy_config_service,
     ProxyScriptFetcher* proxy_script_fetcher,
     DhcpProxyScriptFetcher* dhcp_proxy_script_fetcher,
     HostResolver* host_resolver,
     NetLog* net_log,
     NetworkDelegate* network_delegate) {
   DCHECK(proxy_config_service);
   DCHECK(proxy_script_fetcher);
   DCHECK(dhcp_proxy_script_fetcher);
   DCHECK(host_resolver);
 
-  ProxyResolverMojo* proxy_resolver =
-      new ProxyResolverMojo(mojo_proxy_factory, host_resolver);
+  ProxyResolverMojo* proxy_resolver = new ProxyResolverMojo(
+      mojo_proxy_factory, host_resolver,
+      make_scoped_ptr(new NetworkDelegateErrorObserver(
+          network_delegate, base::MessageLoopProxy::current().get())));
 
   ProxyService* proxy_service =
       new ProxyService(proxy_config_service, proxy_resolver, net_log);
 
   // Configure fetchers to use for PAC script downloads and auto-detect.
   proxy_service->SetProxyScriptFetchers(proxy_script_fetcher,
                                         dhcp_proxy_script_fetcher);
 
   return proxy_service;
 }
 
 ProxyService* CreateProxyServiceUsingMojoInProcess(
     ProxyConfigService* proxy_config_service,
     ProxyScriptFetcher* proxy_script_fetcher,
     DhcpProxyScriptFetcher* dhcp_proxy_script_fetcher,
     HostResolver* host_resolver,
     NetLog* net_log,
     NetworkDelegate* network_delegate) {
   return CreateProxyServiceUsingMojoFactory(
       InProcessMojoProxyResolverFactory::GetInstance(), proxy_config_service,
       proxy_script_fetcher, dhcp_proxy_script_fetcher, host_resolver, net_log,
       network_delegate);
 }
 
 }  // namespace net