Auto-rebaseline for r201718

LayoutTests/platform/win-xp/virtual/spv2/fast/repaint/positioned-document-element-expected.txt

 {
   "bounds": [800, 600],
   "children": [
     {
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "backgroundColor": "#008000",
       "repaintRects": [
-        [108, 116, 437, 18],
-        [108, 116, 437, 18],
-        [108, 116, 437, 18],
-        [100, 100, 452, 50],
-        [8, 16, 784, 18],
-        [8, 16, 784, 18],
-        [8, 16, 437, 18],
+        [108, 116, 403, 20],
+        [108, 116, 403, 20],
+        [108, 116, 403, 19],
+        [100, 100, 419, 52],
+        [8, 16, 784, 20],
+        [8, 16, 784, 20],
+        [8, 16, 403, 19],
         [0, 0, 800, 600],
-        [0, 0, 800, 50]
+        [0, 0, 800, 52]
       ],
       "paintInvalidationClients": [
         "RootInlineBox",
         "InlineTextBox 'Tests that the entire viewport is painted with a floated html element.'",
         "LayoutView #document",
         "LayoutBlockFlow (positioned) HTML class='changed'",
         "LayoutBlockFlow BODY",
         "LayoutBlockFlow P",
         "LayoutText #text",
         "InlineTextBox 'Tests that the entire viewport is painted with a floated html element.'"
       ]
     }
   ]
 }