Update WebView/FrameView size from LayoutView::UpdateAfterLayout

third_party/WebKit/LayoutTests/platform/win/paint/invalidation/iframe-display-none-to-display-block-expected.txt

 {
   "layers": [
     {
       "name": "LayoutView #document",
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "paintInvalidations": [
         {
           "object": "LayoutIFrame IFRAME id='iframe'",
           "rect": [8, 72, 732, 94],
           "reason": "layoutObject insertion"
         },
         {
           "object": "LayoutView #document",
           "rect": [10, 74, 728, 90],
           "reason": "style change"
         }
       ]
     }
   ],
   "objectPaintInvalidations": [
     {
       "object": "LayoutIFrame IFRAME id='iframe'",
       "reason": "layoutObject insertion"
     },
     {
+      "object": "VerticalScrollbar",
+      "reason": "scroll"
+    },
+    {
       "object": "LayoutView #document",
       "reason": "style change"
     },
     {
       "object": "LayoutBlockFlow HTML",
       "reason": "layoutObject insertion"
     },
     {
       "object": "LayoutBlockFlow BODY",
       "reason": "layoutObject insertion"
     }
   ]
 }