DolphinQt: Make WrapInScrollArea and GetWrappedWidget less hacky.

Source/Core/DolphinQt/QtUtils/WrapInScrollArea.h

@@ -6,8 +6,8 @@
 class QLayout;
 class QWidget;
 
-QWidget* GetWrappedWidget(QWidget* wrapped_widget, QWidget* to_resize = nullptr,
-                          int margin_width = 50, int margin_height = 50);
+// Puts the given widget in a QScrollArea and returns that.
+QWidget* GetWrappedWidget(QWidget* wrapped_widget);
 
-// Wrap wrapped_layout in a QScrollArea and fill the parent widget with it
-void WrapInScrollArea(QWidget* parent, QLayout* wrapped_layout, QWidget* to_resize = nullptr);
+// Wrap wrapped_layout in a QScrollArea and fill the parent widget with it.
+void WrapInScrollArea(QWidget* parent, QLayout* wrapped_layout);