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

expectations/gm/Test-Android-NexusPlayer-PowerVR-x86-Release/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 10262 matching lines @@
           "bitmap-64bitMD5", 
           2997015022656035106
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          9113009815385651133
+          12666548013433441054
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          4382565237857353761
+          12955023801456337156
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12654350900280824093
+          8597643380672864228
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshadertile_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           9326495518356380684
         ]
@@ skipping 2863 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           15080009284600696362
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }