Update baselines for the fontMgr GMs.

BUG=skia:2829

expectations/gm/Test-ChromeOS-Alex-GMA3150-x86-Debug/expected-results.json

@@ -3236,7 +3236,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12863225382202313992
+          7908130939460093017
         ]
       ], 
       "reviewed-by-human": true
@@ -3245,7 +3245,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          3652378674355769845
+          4300370831575263679
         ]
       ], 
       "reviewed-by-human": true

expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-x86_64-Debug/expected-results.json

@@ -8351,25 +8351,19 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2923727738525710795
+          2425644440618781106
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "fontmgr_iter_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6095335716309928708
+          17798897784508333200
         ]
       ], 
-      "bugs": [
-        1578
-      ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }, 
     "fontmgr_iter_gpu.png": {
       "allowed-digests": [

expectations/gm/Test-Win8-ShuttleA-HD7770-x86_64-Release/expected-results.json

@@ -6679,7 +6679,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          5208488991669791479
+          959878741858530751
         ]
       ], 
       "reviewed-by-human": true
@@ -6688,7 +6688,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12778271644845223756
+          1003428895143800786
         ]
       ], 
       "reviewed-by-human": true