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

expectations/gm/Test-Android-Nexus7-Tegra3-Arm7-Release/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 8358 matching lines @@
           "bitmap-64bitMD5", 
           14249024706582191865
         ]
       ], 
       "reviewed-by-human": false
     }, 
     "pictureshader_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2812392805108621189
+          14593347526855095043
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          14327762516742340060
+          5369757537736507587
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12415779139179342492
+          13416850134210354792
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshadertile_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           829769456197975356
         ]
@@ skipping 2288 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           16415218204576550093
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }