Rebaseline multipicturedraw GMs

expectations/gm/Test-Win7-ShuttleA-HD2000-x86_64-Release/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 10044 matching lines @@
           "bitmap-64bitMD5", 
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         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_simple_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2487183960498974715
+          15218221410130725751
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
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         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
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         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          11442953266538662827
+          1189484382469245934
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "nested_aa_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           16123340172201812866
         ]
@@ skipping 4098 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           12937422788648264516
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }