Rebaseline pictureshader GM after http://crrev.com/852213002

expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-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 15136 matching lines @@
           9784267484294405486
         ]
       ], 
       "ignore-failure": true, 
       "reviewed-by-human": false
     }, 
     "pictureshader_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          17167504351665242025
+          13086683117104852386
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6493310883399133453
+          17461868971238166317
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2675434271213054073
+          3968238039228435369
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_pdf-mac.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          8564341010609691094
+          1486700286304120455
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_pdf-native.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          16142879191770628382
+          5254808505312482471
         ]
       ], 
       "ignore-failure": true, 
       "reviewed-by-human": true
     }, 
     "pictureshadertile_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           829769456197975356
@@ skipping 4588 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           11835374726311942978
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }