Paint collapsed borders of a table as one display item

third_party/WebKit/LayoutTests/paint/invalidation/table/cached-cell-append-expected.txt

Index: third_party/WebKit/LayoutTests/paint/invalidation/table/cached-cell-append-expected.txt
diff --git a/third_party/WebKit/LayoutTests/paint/invalidation/table/cached-cell-append-expected.txt b/third_party/WebKit/LayoutTests/paint/invalidation/table/cached-cell-append-expected.txt
index 59ef75658d3ae70975b6d3b6ca41b3856139d41a..e9f5d7bb0d90044dea7e21b2bb9d1cf5a4f41912 100644
--- a/third_party/WebKit/LayoutTests/paint/invalidation/table/cached-cell-append-expected.txt
+++ b/third_party/WebKit/LayoutTests/paint/invalidation/table/cached-cell-append-expected.txt
@@ -8,8 +8,8 @@
       "paintInvalidations": [
         {
           "object": "LayoutTable TABLE",
-          "rect": [8, 59, 120, 5],
-          "reason": "incremental"
+          "rect": [8, 8, 120, 56],
+          "reason": "forced by layout"
         },
         {
           "object": "LayoutTableCell TD",
@@ -17,11 +17,6 @@
           "reason": "layoutObject insertion"
         },
         {
-          "object": "LayoutTable TABLE",
-          "rect": [65, 8, 63, 56],
-          "reason": "incremental"
-        },
-        {
           "object": "LayoutTableCell TD",
           "rect": [8, 8, 62, 56],
           "reason": "location change"
@@ -31,16 +26,8 @@
   ],
   "objectPaintInvalidations": [
     {
-      "object": "LayoutTableCell TD",
-      "reason": "style change"
-    },
-    {
-      "object": "LayoutTableCell TD",
-      "reason": "style change"
-    },
-    {
       "object": "LayoutTable TABLE",
-      "reason": "incremental"
+      "reason": "forced by layout"
     },
     {
       "object": "LayoutTableRow TR id='row'",