Rebaseline multipicturedraw GMs

expectations/gm/Test-Win8-ShuttleA-HD7770-x86-Release/expected-results.json

 {
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           12831071530564277917
         ]
       ], 
       "bugs": [
@@ skipping 10297 matching lines @@
           "bitmap-64bitMD5", 
           3106140989036002287
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_simple_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          5895899203449139966
+          6343009307364501166
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           7661754966533239007
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           11584702396639674615
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          15979130672036699868
+          14463107420821770322
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "nested_aa_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           16123340172201812866
         ]
@@ skipping 4182 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           18282805787534784798
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }