Use appropriate background object visual rect for composited table cell backgrounds.

third_party/WebKit/Source/core/paint/TablePaintInvalidator.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/paint/TablePaintInvalidator.h"
 
 #include "core/layout/LayoutTable.h"
 #include "core/layout/LayoutTableCell.h"
 #include "core/layout/LayoutTableCol.h"
 #include "core/layout/LayoutTableRow.h"
@@ skipping 57 matching lines @@
                columnGroup->backgroundChangedSinceLastPaintInvalidation()) ||
               (column &&
                column->backgroundChangedSinceLastPaintInvalidation())) {
             sectionInvalidator
                 .slowSetPaintingLayerNeedsRepaintAndInvalidateDisplayItemClient(
                     *cell, PaintInvalidationStyleChange);
             invalidated = true;
           }
         }
         if ((!invalidated || row->hasSelfPaintingLayer()) &&
-            row->backgroundChangedSinceLastPaintInvalidation())
-          ObjectPaintInvalidator(*row)
+            row->backgroundChangedSinceLastPaintInvalidation()) {
+          ObjectPaintInvalidator invalidator = ObjectPaintInvalidator(*row);
+          invalidator
               .slowSetPaintingLayerNeedsRepaintAndInvalidateDisplayItemClient(
                   *cell, PaintInvalidationStyleChange);
+          if (cell->usesCompositedCellDisplayItemClients()) {
+            invalidator.invalidateDisplayItemClient(
+                *cell->rowBackgroundDisplayItemClient(),
+                PaintInvalidationStyleChange);
+          }
+        }
       }
     }
   }
 
   return reason;
 }
 
 }  // namespace blink