StartEndIcon.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
	<DrawingBrush x:Key="StartEndIcon" Stretch="Uniform">
		<DrawingBrush.Drawing>
			<DrawingGroup>
				<DrawingGroup.Children>
                    <GeometryDrawing Brush="{DynamicResource UiElementForeground}" Geometry="F1 M 5,8L 5,2L 2,2L 2,17L 5,17L 5,11L 8,11L 8,17L 11,17L 11,2L 8,2L 8,8L 5,8 Z M 14,2L 14,17L 17,17L 17,11L 20,17L 23,17L 20,11L 20,8L 23,2L 20,2L 17,8L 17,2L 14,2 Z"/>
				</DrawingGroup.Children>
			</DrawingGroup>
		</DrawingBrush.Drawing>
	</DrawingBrush>
</ResourceDictionary>