Invalidate objects when containing block changed

third_party/WebKit/LayoutTests/paint/invalidation/invalidate-descendants-when-receiving-paint-layer-expected.txt

 {
   "bounds": [800, 600],
   "children": [
     {
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
-      "repaintRects": [
-        [1, 1, 100, 100],
-        [1, 1, 100, 100]
-      ],
       "paintInvalidationClients": [
         "LayoutBlockFlow DIV id='target'",
         "LayoutBlockFlow DIV id='child'"
       ],
       "children": [
         {
           "position": [8, 8]
         },
         {
           "shouldFlattenTransform": false,
@@ skipping 26 matching lines @@
                 "LayoutBlockFlow DIV id='child'"
               ]
             }
           ]
         }
       ]
     }
   ]
 }