I don't know what you've been told, rebaselining images never gets old

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

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 4348 matching lines @@
           "bitmap-64bitMD5", 
           15666965705698152905
         ]
       ], 
       "ignore-failure": false
     }, 
     "lighting_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          297568835278809227
+          12911938702225181922
         ]
       ], 
       "ignore-failure": false
     }, 
     "lighting_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           14918449174576179889
         ]
@@ skipping 2170 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           1893175418427715444
         ]
       ], 
       "ignore-failure": false
     }
   }
 }