Verify paintedOutputOfObjectHasNoEffectRegardlessOfSize during painting

third_party/WebKit/LayoutTests/platform/linux/paint/invalidation/resize-scrollable-iframe-expected.txt

 {
   "layers": [
     {
       "name": "LayoutView #document",
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "paintInvalidations": [
         {
           "object": "LayoutBlockFlow (anonymous)",
           "rect": [8, 108, 784, 305],
           "reason": "forced by layout"
         },
         {
           "object": "LayoutIFrame IFRAME id='iframe'",
           "rect": [8, 108, 300, 300],
           "reason": "forced by layout"
         },
         {
           "object": "LayoutView #document",
+          "rect": [8, 193, 285, 200],
+          "reason": "incremental"
+        },
+        {
+          "object": "LayoutView #document",
           "rect": [8, 393, 285, 15],
           "reason": "scroll"
         },
         {
           "object": "LayoutView #document",
+          "rect": [93, 108, 200, 285],
+          "reason": "incremental"
+        },
+        {
+          "object": "LayoutView #document",
           "rect": [8, 193, 85, 15],
           "reason": "scroll"
         },
         {
           "object": "LayoutView #document",
           "rect": [293, 108, 15, 285],
           "reason": "scroll"
         },
         {
           "object": "LayoutView #document",
@@ skipping 34 matching lines @@
       "object": "HorizontalScrollbar",
       "reason": "scroll"
     },
     {
       "object": "LayoutView #document",
       "reason": "scroll"
     },
     {
       "object": "VerticalScrollbar",
       "reason": "scroll"
+    },
+    {
+      "object": "LayoutView #document",
+      "reason": "incremental"
     }
   ]
 }