(svn r17853) -Codechange: remove the 'delta' parameter from OnResize; it was used in ways that aren't always wanted, causing bugs and the like. Also with nested widgets most reasons for handling OnResize have gone.

src/order_gui.cpp

@@ -1266,7 +1266,7 @@ public:
 		}
 	}
 
-	virtual void OnResize(Point delta)
+	virtual void OnResize()
 	{
 		/* Update the scroll bar */
 		this->vscroll.SetCapacity(this->GetWidget<NWidgetBase>(ORDER_WIDGET_ORDER_LIST)->current_y / this->resize.step_height);