Rebaseline for gpu dashing4 now doing circle dashes

expectations/gm/Test-Android-Logan-Nvidia-Arm7-Debug/expected-results.json

 {
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           16998423976396106083
         ]
       ], 
       "reviewed-by-human": false
@@ skipping 4504 matching lines @@
           "bitmap-64bitMD5", 
           10873004693785991483
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "dashing4_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          4903737309685329914
+          1395267708058780826
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "dashing4_msaa16.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           14799529456522288961
         ]
@@ skipping 8743 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           14510921787218221764
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }