Tweak PaintInvalidationReasons

third_party/WebKit/LayoutTests/paint/invalidation/filter-repaint-accelerated-child-with-filter-child-expected.txt

 {
   "layers": [
     {
       "name": "LayoutView #document",
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true
     },
     {
       "name": "LayoutBlockFlow DIV class='blur'",
       "position": [8, 8],
       "bounds": [200, 200],
       "drawsContent": true
     },
     {
       "name": "LayoutBlockFlow DIV class='accelerated'",
       "position": [-12, -12],
       "transformOrigin": [112, 112],
       "bounds": [212, 257],
       "drawsContent": true,
       "paintInvalidations": [
         {
           "object": "LayoutBlockFlow DIV id='resize' class='drop-shadow'",
           "rect": [-1, -1, 258, 258],
-          "reason": "border box change"
+          "reason": "geometry"
         }
       ]
     }
   ],
   "objectPaintInvalidations": [
     {
       "object": "LayoutBlockFlow DIV id='resize' class='drop-shadow'",
-      "reason": "border box change"
+      "reason": "geometry"
     }
   ]
 }