Auto-rebaseline for r182920

LayoutTests/platform/mac/media/video-paint-invalidation-expected.txt

 {
   "bounds": [800, 600],
   "children": [
     {
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "children": [
         {
           "position": [8, 8],
           "bounds": [320, 240]
         },
         {
           "shouldFlattenTransform": false,
           "children": [
             {
               "position": [8, 8],
               "bounds": [320, 240],
               "drawsContent": true
             },
             {
               "position": [8, 8],
               "bounds": [320, 235],
               "drawsContent": true,
               "repaintRects": [
                 [194, 205, 35, 30],
-                [160, 205, 25, 22],
-                [119, 208, 32, 24],
-                [47, 208, 111, 24],
+                [159, 205, 26, 22],
+                [118, 208, 32, 24],
+                [47, 208, 110, 24],
                 [47, 208, 32, 24],
                 [14, 205, 30, 30]
               ]
             }
           ]
         }
       ]
     }
   ]
 }