rebaseline pictureshader GM on GPU

expectations/gm/Test-Android-Nexus4-Adreno320-Arm7-Release/expected-results.json

 {
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           16998423976396106083
         ]
       ], 
       "bugs": [
@@ skipping 7266 matching lines @@
           "bitmap-64bitMD5", 
           18060131563380789045
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "pictureshader_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12233593549217735602
+          6480312308420165751
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "points_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           9418063666161005464
         ]
@@ skipping 2122 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           4224918093600621161
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }