Rebaseline hairline images & remove suppression

expectations/gm/Test-Android-GalaxyNexus-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 3970 matching lines @@
           "bitmap-64bitMD5", 
           4580386101978586468
         ]
       ], 
       "ignore-failure": false
     }, 
     "hairlines_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6722248779917399197
+          14421755267650540104
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "hairlines_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          15892813490397278600
+          12119136699631166875
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "hairmodes_565.png": {
       "allowed-digests": [
         [
@@ skipping 2565 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           9426889969709537348
         ]
       ], 
       "ignore-failure": false
     }
   }
 }