Marking three GMs ignore-failure

expectations/gm/Test-Mac10.6-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 13877 matching lines @@
           16711909409935915202
         ]
       ], 
       "ignore-failure": false, 
       "reviewed-by-human": true
     }, 
     "shadertext_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          3706805872892876100
+          8379669217369077769
         ]
       ], 
-      "ignore-failure": false, 
+      "ignore-failure": true, 
       "reviewed-by-human": true
     }, 
     "shadertext_mesa.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           7472273492743058117
         ]
       ], 
       "ignore-failure": false
@@ skipping 2532 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           11835374726311942978
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }