{
  "name": "Content Root Layer",
  "bounds": [800, 600],
  "children": [
    {
      "name": "LayoutView #document",
      "bounds": [800, 600],
      "contentsOpaque": true,
      "drawsContent": true,
      "children": [
        {
          "name": "LayoutBlockFlow DIV id='scroller'",
          "position": [8, 8],
          "bounds": [200, 200],
          "shouldFlattenTransform": false,
          "drawsContent": true,
          "backgroundColor": "#D3D3D3",
          "children": [
            {
              "name": "Scrolling Layer",
              "bounds": [185, 185],
              "shouldFlattenTransform": false,
              "children": [
                {
                  "name": "Scrolling Contents Layer",
                  "bounds": [200, 1620],
                  "contentsOpaque": true,
                  "drawsContent": true,
                  "paintInvalidations": [
                    {
                      "object": "LayoutText #text",
                      "rect": [0, 610, 21, 19],
                      "reason": "selection"
                    }
                  ]
                }
              ]
            },
            {
              "name": "Overflow Controls Host Layer",
              "bounds": [200, 200],
              "children": [
                {
                  "name": "Horizontal Scrollbar Layer",
                  "position": [0, 185],
                  "bounds": [185, 15]
                },
                {
                  "name": "Vertical Scrollbar Layer",
                  "position": [185, 0],
                  "bounds": [15, 185]
                },
                {
                  "name": "Scroll Corner Layer",
                  "position": [185, 185],
                  "bounds": [15, 15],
                  "drawsContent": true
                }
              ]
            }
          ]
        }
      ]
    }
  ],
  "objectPaintInvalidations": [
    {
      "object": "LayoutBlockFlow HTML",
      "reason": "selection"
    },
    {
      "object": "LayoutBlockFlow BODY",
      "reason": "selection"
    },
    {
      "object": "LayoutBlockFlow DIV id='scroller'",
      "reason": "selection"
    },
    {
      "object": "LayoutBlockFlow DIV id='target'",
      "reason": "selection"
    },
    {
      "object": "LayoutText #text",
      "reason": "selection"
    },
    {
      "object": "InlineTextBox 'test'",
      "reason": "selection"
    }
  ]
}