Avoid pathological layout on nested percent height tables

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

Index: third_party/WebKit/Source/core/layout/LayoutTable.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutTable.h b/third_party/WebKit/Source/core/layout/LayoutTable.h
index b2f86d67bce30d239fc79d6270d72e24bc1f7185..26b77558db50ed09970cd49a1489a757a82ed215 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTable.h
+++ b/third_party/WebKit/Source/core/layout/LayoutTable.h
@@ -42,6 +42,7 @@ class LayoutTableSection;
 class TableLayoutAlgorithm;
 
 enum SkipEmptySectionsValue { DoNotSkipEmptySections, SkipEmptySections };
+enum TableHeightChangingValue { TableHeightNotChanging, TableHeightChanging };
 
 // LayoutTable is the LayoutObject associated with
 // display: table or inline-table.
@@ -515,7 +516,8 @@ class CORE_EXPORT LayoutTable final : public LayoutBlock {
   void layoutCaption(LayoutTableCaption&, SubtreeLayoutScope&);
   void layoutSection(LayoutTableSection&,
                      SubtreeLayoutScope&,
-                     LayoutUnit logicalLeft);
+                     LayoutUnit logicalLeft,
+                     TableHeightChangingValue);
 
   // Return the logical height based on the height, min-height and max-height
   // properties from CSS. Will return 0 if auto.
@@ -599,6 +601,7 @@ class CORE_EXPORT LayoutTable final : public LayoutBlock {
 
   LayoutUnit m_blockOffsetToFirstRepeatableHeader;
   LayoutUnit m_rowOffsetFromRepeatingHeader;
+  LayoutUnit m_oldAvailableLogicalHeight;
 };
 
 inline LayoutTableSection* LayoutTable::topSection() const {