Move repaint tests (except for svg/) to paint/invalidation

third_party/WebKit/LayoutTests/platform/android/paint/invalidation/view-background-from-body-2-expected.txt

 {
   "bounds": [800, 600],
   "children": [
     {
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "backgroundColor": "#0000FF",
       "repaintRects": [
         [50, 50, 700, 500],
         [0, 0, 800, 600]
       ],
       "paintInvalidationClients": [
         "LayoutView #document",
         "LayoutBlockFlow BODY"
       ]
     }
   ]
 }