rebaseline extractbitmap GMs, as the test itself changed

expectations/gm/Test-Android-NexusS-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 3096 matching lines @@
           "bitmap-64bitMD5", 
           8404953487026011124
         ]
       ], 
       "ignore-failure": false
     }, 
     "extractbitmap_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6262841086313421656
+          10931473040653078858
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "extractbitmap_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6262841086313421656
+          10931473040653078858
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "factory_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           4768741511907258218
         ]
       ], 
       "bugs": [
         1578
@@ skipping 3676 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           17779708890505908024
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }