Rebase SGX images after GrGLSLExpr change

expectations/gm/Test-Android-NexusS-SGX540-Arm7-Debug/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 6494 matching lines @@
           "bitmap-64bitMD5", 
           2884129524511338165
         ]
       ], 
       "ignore-failure": false
     }, 
     "xfermodeimagefilter_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          3800966316002293857
+          7410231849714972527
         ]
       ], 
       "ignore-failure": false
     }, 
     "xfermodes2_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           11692364196124737886
         ]
@@ skipping 31 matching lines @@
         [
           "bitmap-64bitMD5", 
           4472496443282382989
         ]
       ]
     }, 
     "xfermodes3_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          13825898952145159906
+          16430512164783124498
         ]
       ]
     }, 
     "xfermodes_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           14602924871859536837
         ]
       ], 
       "ignore-failure": false
     }, 
     "xfermodes_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           11293398391182006211
         ]
       ], 
       "ignore-failure": false
     }, 
     "xfermodes_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          1893175418427715444
+          14482667502891201348
         ]
       ], 
       "ignore-failure": false
     }
   }
 }