Update GPU baselines for the fontMgr GMs.

expectations/gm/Test-Android-Nexus7-Tegra3-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 4501 matching lines @@
           "bitmap-64bitMD5", 
           8694218356938189525
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "fontmgr_iter_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          7072812895837463931
+          1857288326388942863
         ]
       ], 
-      "reviewed-by-human": false
+      "bugs": [
+        2887
+      ], 
+      "ignore-failure": true, 
+      "reviewed-by-human": true
     }, 
     "fontmgr_match_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           4335659971728708662
         ]
       ], 
       "reviewed-by-human": false
     }, 
@@ skipping 4334 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           4896933091710642125
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }