[net/proxy] Usage of ThreadTaskRunnerHandle & SingleThreadTaskRunner instead of MLP

net/proxy/proxy_service_v8.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 "net/proxy/proxy_service_v8.h"
 
 #include "base/logging.h"
+#include "base/thread_task_runner_handle.h"
 #include "base/threading/thread_checker.h"
 #include "net/proxy/network_delegate_error_observer.h"
 #include "net/proxy/proxy_resolver.h"
 #include "net/proxy/proxy_resolver_factory.h"
 #include "net/proxy/proxy_resolver_v8_tracing.h"
 #include "net/proxy/proxy_service.h"
 
 namespace net {
 namespace {
 
 class ProxyResolverFactoryForV8Resolver : public LegacyProxyResolverFactory {
  public:
   explicit ProxyResolverFactoryForV8Resolver(HostResolver* host_resolver,
                                              NetLog* net_log,
                                              NetworkDelegate* network_delegate)
       : LegacyProxyResolverFactory(true),
         host_resolver_(host_resolver),
         net_log_(net_log),
         network_delegate_(network_delegate) {}
 
   // LegacyProxyResolverFactory override.
   scoped_ptr<ProxyResolver> CreateProxyResolver() override {
     DCHECK(thread_checker_.CalledOnValidThread());
     ProxyResolverErrorObserver* error_observer =
         new NetworkDelegateErrorObserver(
-            network_delegate_, base::MessageLoopProxy::current().get());
+            network_delegate_, base::ThreadTaskRunnerHandle::Get().get());
     return make_scoped_ptr(
         new ProxyResolverV8Tracing(host_resolver_, error_observer, net_log_));
   }
 
  private:
   HostResolver* const host_resolver_;
   NetLog* const net_log_;
   NetworkDelegate* const network_delegate_;
 
   base::ThreadChecker thread_checker_;
@@ skipping 22 matching lines @@
                        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;
 }
 
 }  // namespace net