Don't invalidate rect if it's covered by fully invalidated parent's visual rect

third_party/WebKit/LayoutTests/paint/invalidation/table-overflow-auto-in-overflow-auto-scrolled-expected.txt

 {
   "layers": [
     {
       "name": "LayoutView #document",
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "paintInvalidations": [
         {
           "object": "LayoutBlockFlow DIV id='innerDiv'",
           "rect": [8, 8, 769, 300],
           "reason": "subtree"
         },
         {
-          "object": "LayoutTable TABLE",
-          "rect": [8, 8, 306, 300],
-          "reason": "subtree"
-        },
-        {
           "object": "LayoutTableRow TR",
           "rect": [8, 8, 306, 300],
           "reason": "subtree"
         },
         {
           "object": "LayoutTableRow TR",
           "rect": [8, 8, 306, 300],
           "reason": "subtree"
         },
         {
@@ skipping 48 matching lines @@
       "object": "LayoutTableRow TR",
       "reason": "subtree"
     },
     {
       "object": "LayoutTableCell TD",
       "reason": "subtree"
     }
   ]
 }