Remove writing mode code from the linebox tree.

sky/engine/core/rendering/EllipsisBox.h

Index: sky/engine/core/rendering/EllipsisBox.h
diff --git a/sky/engine/core/rendering/EllipsisBox.h b/sky/engine/core/rendering/EllipsisBox.h
index 08e248caacd01051953c322ae6dcf0fd0058878f..f73c4bf6ce64932e2a242710f52173185d0e974c 100644
--- a/sky/engine/core/rendering/EllipsisBox.h
+++ b/sky/engine/core/rendering/EllipsisBox.h
@@ -30,8 +30,8 @@ class HitTestResult;
 class EllipsisBox final : public InlineBox {
 public:
     EllipsisBox(RenderObject& obj, const AtomicString& ellipsisStr, InlineFlowBox* parent,
-        int width, int height, int x, int y, bool firstLine, bool isVertical, InlineBox* markupBox)
-        : InlineBox(obj, FloatPoint(x, y), width, firstLine, true, false, false, isVertical, 0, 0, parent)
+        int width, int height, int x, int y, bool firstLine, InlineBox* markupBox)
+        : InlineBox(obj, FloatPoint(x, y), width, firstLine, true, false, false, 0, 0, parent)
         , m_shouldPaintMarkupBox(markupBox)
         , m_height(height)
         , m_str(ellipsisStr)