Remove use of deprecated MessageLoop methods in device.

device/hid/hid_service.cc

Index: device/hid/hid_service.cc
diff --git a/device/hid/hid_service.cc b/device/hid/hid_service.cc
index 00f52dc52fb8cd1a83d2f3f84b88304a09943f6b..d908fe7d2d09d5018fb943309996a82cbfdee0bc 100644
--- a/device/hid/hid_service.cc
+++ b/device/hid/hid_service.cc
@@ -6,10 +6,11 @@
 
 #include "base/at_exit.h"
 #include "base/bind.h"
+#include "base/location.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
-#include "base/message_loop/message_loop.h"
 #include "base/stl_util.h"
+#include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
 #include "components/device_event_log/device_event_log.h"
 
@@ -55,8 +56,8 @@ void HidService::GetDevices(const GetDevicesCallback& callback) {
     for (const auto& map_entry : devices_) {
       devices.push_back(map_entry.second);
     }
-    base::MessageLoop::current()->PostTask(FROM_HERE,
-                                           base::Bind(callback, devices));
+    base::ThreadTaskRunnerHandle::Get()->PostTask(
+        FROM_HERE, base::Bind(callback, devices));
   } else {
     pending_enumerations_.push_back(callback);
   }