Replace LayoutTableCell::AbsoluteColumnIndex() with EffectiveColumnIndex()

third_party/WebKit/Source/core/layout/LayoutTableCol.h

Index: third_party/WebKit/Source/core/layout/LayoutTableCol.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutTableCol.h b/third_party/WebKit/Source/core/layout/LayoutTableCol.h
index f56463546082d0f6a3bc219d24d9f96b315bc87d..f4a112379cd13af875669ad948dd2edf19851801 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTableCol.h
+++ b/third_party/WebKit/Source/core/layout/LayoutTableCol.h
@@ -67,7 +67,6 @@ class LayoutTableCol final : public LayoutTableBoxComponent {
   // For CSS table columns or colgroups, this is always 1.
   unsigned Span() const { return span_; }
 
-  bool IsTableColumnGroupWithColumnChildren() { return FirstChild(); }
   bool IsTableColumn() const {
     return Style()->Display() == EDisplay::kTableColumn;
   }
@@ -80,6 +79,9 @@ class LayoutTableCol final : public LayoutTableBoxComponent {
   // Returns the next column or column-group.
   LayoutTableCol* NextColumn() const;
 
+  bool IsInnermost() { return !FirstChild(); }
+  LayoutTableCol* NextInnermostColumn() const;
+
   BorderValue BorderAdjoiningCellStartBorder(const LayoutTableCell*) const;
   BorderValue BorderAdjoiningCellEndBorder(const LayoutTableCell*) const;
   BorderValue BorderAdjoiningCellBefore(const LayoutTableCell*) const;