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

third_party/WebKit/LayoutTests/platform/linux/paint/invalidation/line-flow-with-floats-9-expected.txt

 {
   "name": "Content Root Layer",
   "bounds": [800, 600],
   "children": [
     {
       "name": "LayoutView #document",
       "bounds": [800, 600],
       "contentsOpaque": true,
       "drawsContent": true,
       "paintInvalidations": [
@@ skipping 234 matching lines @@
       "object": "InlineTextBox 'They\u2019re dreadfully fond of beheading people here; the great'",
       "reason": "forced by layout"
     },
     {
       "object": "InlineTextBox 'wonder is, that there\u2018s any one left alive!\u2019'",
       "reason": "forced by layout"
     }
   ]
 }