rebaseline extractbitmap GMs, as the test itself changed

expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json

Index: expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json
diff --git a/expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json b/expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json
index fda974935f923752fc60629b519a85b0b3e256ab..fdf842678e614b0746304e8c715d900c17255c01 100644
--- a/expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json
+++ b/expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86_64-Release/expected-results.json
@@ -6223,37 +6223,28 @@
       "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
     }, 
     "extractbitmap_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6262841086313421656
+          10931473040653078858
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "extractbitmap_pdf-mac.png": {
       "allowed-digests": [