Remove legacy markup box behavior when line-clamping.

Source/core/layout/line/RootInlineBox.cpp

Index: Source/core/layout/line/RootInlineBox.cpp
diff --git a/Source/core/layout/line/RootInlineBox.cpp b/Source/core/layout/line/RootInlineBox.cpp
index c87790ded0821f4bfd0a232b01ac709143418caf..7a0219f5371352154637dcaf3a479019e4e50303 100644
--- a/Source/core/layout/line/RootInlineBox.cpp
+++ b/Source/core/layout/line/RootInlineBox.cpp
@@ -113,12 +113,11 @@ bool RootInlineBox::lineCanAccommodateEllipsis(bool ltr, int blockEdge, int line
     return InlineFlowBox::canAccommodateEllipsis(ltr, blockEdge, ellipsisWidth);
 }
 
-FloatWillBeLayoutUnit RootInlineBox::placeEllipsis(const AtomicString& ellipsisStr,  bool ltr, FloatWillBeLayoutUnit blockLeftEdge, FloatWillBeLayoutUnit blockRightEdge, FloatWillBeLayoutUnit ellipsisWidth, InlineBox* markupBox)
+FloatWillBeLayoutUnit RootInlineBox::placeEllipsis(const AtomicString& ellipsisStr,  bool ltr, FloatWillBeLayoutUnit blockLeftEdge, FloatWillBeLayoutUnit blockRightEdge, FloatWillBeLayoutUnit ellipsisWidth)
 {
     // Create an ellipsis box.
     EllipsisBox* ellipsisBox = new EllipsisBox(layoutObject(), ellipsisStr, this,
-        ellipsisWidth - (markupBox ? markupBox->logicalWidth().toFloat() : 0), logicalHeight().toFloat(),
-        x(), y(), !prevRootBox(), isHorizontal(), markupBox);
+        ellipsisWidth, logicalHeight().toFloat(), x(), y(), !prevRootBox(), isHorizontal());
 
     if (!gEllipsisBoxMap)
         gEllipsisBoxMap = new EllipsisBoxMap();