More displacement GM rebaselines. Also remove displacement from ignored-tests.txt, since it should …

expectations/gm/Test-Ubuntu13-ShuttleA-HD2000-x86_64-Debug-ASAN/expected-results.json

 {
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           12831071530564277917
         ]
       ], 
       "bugs": [
@@ skipping 4522 matching lines @@
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "displacement_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          3511554777881183385
+          256517483867944199
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "displacement_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12448661963019596670
+          16677485908302198613
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "displacement_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          16797026907566937426
+          1927461343504176062
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "displacement_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6205054428444161115
+          17097521149332570009
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "distantclip_565.png": {
       "allowed-digests": [
         [
@@ skipping 7630 matching lines @@
           4745935902621983993
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }
   }
 }