Remove unused argument to LayoutObject::markContainerChainForLayout

Source/core/layout/LayoutObject.cpp

Index: Source/core/layout/LayoutObject.cpp
diff --git a/Source/core/layout/LayoutObject.cpp b/Source/core/layout/LayoutObject.cpp
index 3432af375ccf376a09a5baabaf71d6fa0e224d4c..1b17019dd8686a286c43866a9cafca0b90989b8e 100644
--- a/Source/core/layout/LayoutObject.cpp
+++ b/Source/core/layout/LayoutObject.cpp
@@ -746,9 +746,8 @@ static inline bool objectIsRelayoutBoundary(const LayoutObject* object)
     return true;
 }
 
-void LayoutObject::markContainerChainForLayout(bool scheduleRelayout, LayoutObject* newRoot, SubtreeLayoutScope* layouter)
+void LayoutObject::markContainerChainForLayout(bool scheduleRelayout, SubtreeLayoutScope* layouter)
 {
-    ASSERT(!scheduleRelayout || !newRoot);
     ASSERT(!isSetNeedsLayoutForbidden());
     ASSERT(!layouter || this != layouter->root());
 
@@ -796,9 +795,6 @@ void LayoutObject::markContainerChainForLayout(bool scheduleRelayout, LayoutObje
                 return;
         }
 
-        if (object == newRoot)
-            return;
-
         last = object;
         if (scheduleRelayout && objectIsRelayoutBoundary(last))
             break;