List marker pseudo elements.

Source/core/layout/LayoutObjectChildList.cpp

Index: Source/core/layout/LayoutObjectChildList.cpp
diff --git a/Source/core/layout/LayoutObjectChildList.cpp b/Source/core/layout/LayoutObjectChildList.cpp
index bcccbc081c0f36bbca307764c7ef40b7d8fcc7f2..d37415b31a609178404f3332fbd57d80e63924f3 100644
--- a/Source/core/layout/LayoutObjectChildList.cpp
+++ b/Source/core/layout/LayoutObjectChildList.cpp
@@ -28,6 +28,7 @@
 #include "core/layout/LayoutObjectChildList.h"
 
 #include "core/dom/AXObjectCache.h"
+#include "core/dom/MarkerPseudoElement.h"
 #include "core/layout/LayoutCounter.h"
 #include "core/layout/LayoutObject.h"
 #include "core/layout/LayoutView.h"
@@ -39,10 +40,12 @@ namespace blink {
 void LayoutObjectChildList::destroyLeftoverChildren()
 {
     while (firstChild()) {
-        // List markers are owned by their enclosing list and so don't get destroyed by this container.
-        if (firstChild()->isListMarker()) {
-            firstChild()->remove();
-            continue;
+        if (!RuntimeEnabledFeatures::listMarkerPseudoElementEnabled()) {
+            // List markers are owned by their enclosing list and so don't get destroyed by this container.
+            if (firstChild()->isListMarker()) {
+                firstChild()->remove();
+                continue;
+            }
         }
 
         // Destroy any anonymous children remaining in the render tree, as well as implicit (shadow) DOM elements like those used in the engine-based text fields.