Invalidate row/section for backgrounds when cell's geometry changes

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

Index: third_party/WebKit/Source/core/layout/LayoutTableCell.cpp
diff --git a/third_party/WebKit/Source/core/layout/LayoutTableCell.cpp b/third_party/WebKit/Source/core/layout/LayoutTableCell.cpp
index 87e7a70e8e2c30e940f9b394443a990bee8c3da3..f4c4d5bf76d71bd80f13f67e1f1492a4eb8fc78b 100644
--- a/third_party/WebKit/Source/core/layout/LayoutTableCell.cpp
+++ b/third_party/WebKit/Source/core/layout/LayoutTableCell.cpp
@@ -35,6 +35,7 @@
 #include "core/layout/SubtreeLayoutScope.h"
 #include "core/paint/ObjectPaintInvalidator.h"
 #include "core/paint/PaintLayer.h"
+#include "core/paint/TableCellPaintInvalidator.h"
 #include "core/paint/TableCellPainter.h"
 #include "platform/geometry/FloatQuad.h"
 #include "platform/geometry/TransformState.h"
@@ -1491,4 +1492,14 @@ bool LayoutTableCell::HasLineIfEmpty() const {
   return LayoutBlock::HasLineIfEmpty();
 }
 
+PaintInvalidationReason LayoutTableCell::InvalidatePaint(
+    const PaintInvalidatorContext& context) const {
+  return TableCellPaintInvalidator(*this, context).InvalidatePaint();
+}
+
+PaintInvalidationReason LayoutTableCell::InvalidatePaint(
+    const PaintInvalidationState& state) {
+  return LayoutBlockFlow::InvalidatePaint(state);
+}
+
 }  // namespace blink