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 52e5d5dc844c3b0fa61fe1717e71fe800053be86..06a81468a37d561d892d37a99e320ce0da8b86f5 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTableSection.h
+++ b/third_party/WebKit/Source/core/layout/LayoutTableSection.h
@@ -329,6 +329,8 @@ class CORE_EXPORT LayoutTableSection final : public LayoutTableBoxComponent {
 
   bool isRepeatingHeaderGroup() const;
 
+  void layout() override;
+
  protected:
   void styleDidChange(StyleDifference, const ComputedStyle* oldStyle) override;
   bool nodeAtPoint(HitTestResult&,
@@ -343,8 +345,6 @@ 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;
   }