Avoid unnecessary cell layout on nested percent height tables

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

Index: third_party/WebKit/Source/core/layout/LayoutTableSection.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutTableSection.h b/third_party/WebKit/Source/core/layout/LayoutTableSection.h
index 5c0b9f709abc48d4a51a338860def83cb4f00e89..8863e2bafc2384daa21be252b5d4ad37a428441e 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTableSection.h
+++ b/third_party/WebKit/Source/core/layout/LayoutTableSection.h
@@ -332,6 +332,8 @@ class CORE_EXPORT LayoutTableSection final : public LayoutTableBoxComponent {
 
   bool isRepeatingHeaderGroup() const;
 
+  void layout() override;
+
  protected:
   void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override;
   bool nodeAtPoint(HitTestResult&,
@@ -346,8 +348,6 @@ class CORE_EXPORT LayoutTableSection final : public LayoutTableBoxComponent {
 
   void willBeRemovedFromTree() override;
 
-  void layout() override;
-
   int borderSpacingForRow(unsigned row) const {
     return m_grid[row].rowLayoutObject ? table()->vBorderSpacing() : 0;
   }