Let table row and section's self visual overflow cover whole collapsed borders

third_party/WebKit/Source/core/layout/LayoutTableRow.cpp

Index: third_party/WebKit/Source/core/layout/LayoutTableRow.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutTableRow.cpp b/third_party/WebKit/Source/core/layout/LayoutTableRow.cpp
index 440f7a27eb0488ebc422b53e32fe0e7751c1b68f..b293e1b48ab25844db6847dc318aaab7b3ac2018 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTableRow.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutTableRow.cpp
@@ -302,16 +302,26 @@ void LayoutTableRow::AddOverflowFromCell(const LayoutTableCell* cell) {
     AddSelfVisualOverflow(cell_background_rect);
   }
 
-  // Should propagate cell's overflow to row if the cell has row span or has
-  // overflow.
-  if (cell->RowSpan() == 1 && !cell->HasOverflowModel())
-    return;
-
   // The cell and the row share the section's coordinate system. However
   // the visual overflow should be determined in the coordinate system of
   // the row, that's why we shift the rects by cell_row_offset below.
   LayoutSize cell_row_offset = cell->Location() - Location();
 
+  // Let the row's self visual overflow cover the cell's whole collapsed
+  // borders. This ensures correct raster invalidation on row border style
+  // change.
+  if (const auto* collapsed_borders = cell->GetCollapsedBorderValues()) {
+    LayoutRect collapsed_border_rect =
+        cell->RectForOverflowPropagation(collapsed_borders->LocalVisualRect());
+    collapsed_border_rect.Move(cell_row_offset);
+    AddSelfVisualOverflow(collapsed_border_rect);
+  }
+
+  // Should propagate cell's overflow to row if the cell has row span or has
+  // overflow.
+  if (cell->RowSpan() == 1 && !cell->HasOverflowModel())
+    return;
+
   LayoutRect cell_visual_overflow_rect =
       cell->VisualOverflowRectForPropagation();
   cell_visual_overflow_rect.Move(cell_row_offset);