chrome/browser: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

chrome/browser/local_discovery/service_discovery_client_mdns.cc

 // Copyright 2014 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 "chrome/browser/local_discovery/service_discovery_client_mdns.h"
 
+#include "base/location.h"
 #include "base/memory/scoped_vector.h"
 #include "base/metrics/histogram.h"
+#include "base/single_thread_task_runner.h"
+#include "base/thread_task_runner_handle.h"
 #include "chrome/common/local_discovery/service_discovery_client_impl.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/dns/mdns_client.h"
 #include "net/udp/datagram_server_socket.h"
 
 namespace local_discovery {
 
 using content::BrowserThread;
 
 // Base class for objects returned by ServiceDiscoveryClient implementation.
@@ skipping 341 matching lines @@
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   // Only network changes resets counter.
   restart_attempts_ = 0;
   ScheduleStartNewClient();
 }
 
 void ServiceDiscoveryClientMdns::ScheduleStartNewClient() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   OnBeforeMdnsDestroy();
   if (restart_attempts_ < kMaxRestartAttempts) {
-    base::MessageLoop::current()->PostDelayedTask(
-        FROM_HERE,
-        base::Bind(&ServiceDiscoveryClientMdns::StartNewClient,
-                   weak_ptr_factory_.GetWeakPtr()),
-        base::TimeDelta::FromSeconds(
-            kRestartDelayOnNetworkChangeSeconds * (1 << restart_attempts_)));
+    base::ThreadTaskRunnerHandle::Get()->PostDelayedTask(
+        FROM_HERE, base::Bind(&ServiceDiscoveryClientMdns::StartNewClient,
+                              weak_ptr_factory_.GetWeakPtr()),
+        base::TimeDelta::FromSeconds(kRestartDelayOnNetworkChangeSeconds *
+                                     (1 << restart_attempts_)));
   } else {
     ReportSuccess();
   }
 }
 
 void ServiceDiscoveryClientMdns::StartNewClient() {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
   ++restart_attempts_;
   DestroyMdns();
   mdns_.reset(net::MDnsClient::CreateDefault().release());
@@ skipping 46 matching lines @@
   OnBeforeMdnsDestroy();
   // After calling |Proxy::OnMdnsDestroy| all references to client_ and mdns_
   // should be destroyed.
   if (client_)
     mdns_runner_->DeleteSoon(FROM_HERE, client_.release());
   if (mdns_)
     mdns_runner_->DeleteSoon(FROM_HERE, mdns_.release());
 }
 
 }  // namespace local_discovery