Change DropDownButtonWidget separator to an image

OpenRA.Mods.Common/Widgets/DropDownButtonWidget.cs

@@ -41,14 +41,11 @@ namespace OpenRA.Mods.Common.Widgets
 
 			var image = ChromeProvider.GetImage("scrollbar", IsDisabled() ? "down_pressed" : "down_arrow");
 			var rb = RenderBounds;
-			var color = GetColor();
-			var colorDisabled = GetColorDisabled();
 
 			WidgetUtils.DrawRGBA(image, stateOffset + new float2(rb.Right - rb.Height + 4, rb.Top + (rb.Height - image.Bounds.Height) / 2));
 
-			WidgetUtils.FillRectWithColor(new Rectangle(stateOffset.X + rb.Right - rb.Height,
-				stateOffset.Y + rb.Top + 3, 1, rb.Height - 6),
-				IsDisabled() ? colorDisabled : color);
+			var separator = ChromeProvider.GetImage("dropdown", "separator");
+			WidgetUtils.DrawRGBA(separator, new float2(-3, 0) + new float2(rb.Right - rb.Height + 4, rb.Top + (rb.Height - separator.Bounds.Height) / 2));
 		}
 
 		public override Widget Clone() { return new DropDownButtonWidget(this); }

mods/cnc/chrome.yaml

@@ -512,3 +512,6 @@ order-icons: chrome.png
 	stats: 480,96,16,16
 	stats-disabled: 480,112,16,16
 	stats-active: 480,128,16,16
+
+dropdown: chrome.png
+    separator: 64,1,1,19

mods/d2k/chrome.yaml

@@ -552,3 +552,5 @@ scrollheader-selected: dialog.png
 	corner-bl: 512,127,1,1
 	corner-br: 639,127,1,1
 
+dropdown: dialog.png
+    separator: 512,1,1,19

mods/ra/chrome.yaml

@@ -963,3 +963,6 @@ mainmenu-border: dialog.png
 	corner-tr: 728,387,40,40
 	corner-bl: 648,467,40,40
 	corner-br: 728,467,40,40
+
+dropdown: dialog.png
+    separator: 512,1,1,19

mods/ts/chrome.yaml

@@ -803,3 +803,6 @@ mainmenu-border: dialog.png
 	corner-tr: 728,387,40,40
 	corner-bl: 648,467,40,40
 	corner-br: 728,467,40,40
+
+dropdown: dialog.png
+    separator: 512,1,1,19