rebaselines for imageblur, imagemagnifier, and still some for gradient_radial2

expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-x86-Release/expected-results.json

Index: expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-x86-Release/expected-results.json
diff --git a/expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-x86-Release/expected-results.json b/expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-x86-Release/expected-results.json
index 7604a029a4bef36b9d87dd604d41300f210a314f..45b9c67801a8035a62a3c616cd5462f8c3806151 100644
--- a/expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-x86-Release/expected-results.json
+++ b/expectations/gm/Test-Mac10.8-MacMini4.1-GeForce320M-x86-Release/expected-results.json
@@ -8243,7 +8243,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          5346215228809287218
+          17519382445359410487
         ]
       ], 
       "bugs": [
@@ -8255,7 +8255,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          5028601614807173332
+          10002461696752552863
         ]
       ], 
       "bugs": [
@@ -8267,7 +8267,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          16202883143565710966
+          15251883929332604713
         ]
       ], 
       "bugs": [
@@ -8279,7 +8279,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6747035069663165518
+          16140992054389096353
         ]
       ], 
       "bugs": [
@@ -8291,7 +8291,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2042594177985516213
+          18221340919266374351
         ]
       ], 
       "bugs": [
@@ -8483,7 +8483,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12015588642625131920
+          11900054365320206210
         ]
       ], 
       "bugs": [
@@ -8495,7 +8495,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          16427000695929180537
+          3039956371629445876
         ]
       ], 
       "bugs": [
@@ -8507,7 +8507,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          8826047005066545720
+          16425214429859125894
         ]
       ], 
       "bugs": [
@@ -8519,7 +8519,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6747035069663165518
+          16140992054389096353
         ]
       ], 
       "bugs": [
@@ -8531,7 +8531,7 @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2042594177985516213
+          18221340919266374351
         ]
       ], 
       "bugs": [