Rename GCPadWiiU -> GCPadWiiUConfigDialog

This name better reflects its new standalone functionality.

Source/Core/DolphinQt2/Config/Mapping/GCPadWiiUConfigDialog.h

@@ -0,0 +1,35 @@
+// Copyright 2017 Dolphin Emulator Project
+// Licensed under GPLv2+
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <QDialog>
+
+class QCheckBox;
+class QLabel;
+class QDialogButtonBox;
+class QVBoxLayout;
+
+class GCPadWiiUConfigDialog final : public QDialog
+{
+public:
+  explicit GCPadWiiUConfigDialog(int port, QWidget* parent = nullptr);
+
+private:
+  void LoadSettings();
+  void SaveSettings();
+
+  void CreateLayout();
+  void ConnectWidgets();
+
+  int m_port;
+
+  QVBoxLayout* m_layout;
+  QLabel* m_status_label;
+  QDialogButtonBox* m_button_box;
+
+  // Checkboxes
+  QCheckBox* m_rumble;
+  QCheckBox* m_simulate_bongos;
+};