Fix HidService lifetime issues

device/hid/hid_service.h

Index: device/hid/hid_service.h
diff --git a/device/hid/hid_service.h b/device/hid/hid_service.h
index c8e4e412ace568de6b05160b0cad564108bd0939..cc7813b9b4aeefae70b819bd44028c36574b5d3f 100644
--- a/device/hid/hid_service.h
+++ b/device/hid/hid_service.h
@@ -10,7 +10,7 @@
 #include <vector>
 
 #include "base/memory/ref_counted.h"
-#include "base/message_loop/message_loop_proxy.h"
+#include "base/single_thread_task_runner.h"
 #include "base/threading/thread_checker.h"
 #include "device/hid/hid_device_info.h"
 
@@ -20,8 +20,8 @@ class HidConnection;
 
 class HidService {
  public:
-  static HidService* Create(
-      scoped_refptr<base::MessageLoopProxy> ui_message_loop);
+  static HidService* GetInstance(
+      scoped_refptr<base::SingleThreadTaskRunner> ui_task_runner);
 
   virtual ~HidService();