Migrate Bind to BindOnce or BindRepeating in //base/message_loop

base/message_loop/message_loop.h

Index: base/message_loop/message_loop.h
diff --git a/base/message_loop/message_loop.h b/base/message_loop/message_loop.h
index 2ef4537d339319a483a35c25c9f7a44ba822e72d..a433ae56c88cd621c210906a1e358a3acf1a3422 100644
--- a/base/message_loop/message_loop.h
+++ b/base/message_loop/message_loop.h
@@ -334,7 +334,8 @@ class BASE_EXPORT MessageLoop : public MessagePump::Delegate {
  protected:
   std::unique_ptr<MessagePump> pump_;
 
-  using MessagePumpFactoryCallback = Callback<std::unique_ptr<MessagePump>()>;
+  using MessagePumpFactoryCallback =
+      OnceCallback<std::unique_ptr<MessagePump>()>;
 
   // Common protected constructor. Other constructors delegate the
   // initialization to this constructor.