Top-align table cells in rows that cross fragmentainer boundaries.

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

Index: third_party/WebKit/Source/core/layout/LayoutTableCell.h
diff --git a/third_party/WebKit/Source/core/layout/LayoutTableCell.h b/third_party/WebKit/Source/core/layout/LayoutTableCell.h
index 963a5aa24391ac67e7175c160f2cbb24226acec4..57f1089872620997692b0e55e7b3e25404fa6d20 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTableCell.h
+++ b/third_party/WebKit/Source/core/layout/LayoutTableCell.h
@@ -200,7 +200,13 @@ class CORE_EXPORT LayoutTableCell final : public LayoutBlockFlow {
            va == VerticalAlignSub || va == VerticalAlignLength;
   }
 
-  void computeIntrinsicPadding(int rowHeight, SubtreeLayoutScope&);
+  // Align the cell in the block direction. This is done by calculating an
+  // intrinsic padding before and after the cell contents, so that all cells in
+  // the row get the same logical height.
+  void computeIntrinsicPadding(int rowHeight,
+                               EVerticalAlign,
+                               SubtreeLayoutScope&);
+
   void clearIntrinsicPadding() { setIntrinsicPadding(0, 0); }
 
   int intrinsicPaddingBefore() const { return m_intrinsicPaddingBefore; }