Auto-rebaseline for r191480

LayoutTests/platform/android/virtual/slimmingpaint/fast/repaint/fixed-element-repaint-after-compositing-update-expected.txt

 {
   "bounds": [800, 600],
   "children": [
     {
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "children": [
         {
           "children": [
             {
               "position": [8, 88]
             },
             {
               "position": [8, 88],
               "bounds": [800, 600],
               "drawsContent": true,
               "repaintRects": [
                 [142, 62, 100, 100],
                 [0, 0, 100, 100]
               ]
             }
           ]
         }
       ]
     }
   ]
 }