Rebaseline for gpu dashing4 now doing circle dashes

expectations/gm/Test-Android-Xoom-Tegra2-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 3171 matching lines @@
           "bitmap-64bitMD5", 
           10873004693785991483
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "dashing4_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          562361837559055355
+          2623304109209673201
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "dashing_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           2587070015488181148
         ]
@@ skipping 5543 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           10082620380128469910
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }