rebaselines for imageblur, imagemagnifier, and still some for gradient_radial2

expectations/gm/Test-Mac10.7-MacMini4.1-GeForce320M-x86-Debug/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
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       "allowed-digests": [
@@ skipping 9767 matching lines @@
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "imageblur_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          3898446985454817481
+          2743748879628020650
         ]
       ], 
       "ignore-failure": false
     }, 
     "imageblur_8888.png": {
       "allowed-digests": [
         [
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     "imageblur_gpu.png": {
       "allowed-digests": [
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     }, 
     "imageblur_mesa.png": {
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       "ignore-failure": false
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     "imageblur_msaa16.png": {
       "allowed-digests": [
         [
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       "ignore-failure": false
     }, 
     "imageblur_pdf-mac.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
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+          14747517123653995026
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       "ignore-failure": false
     }, 
     "imageblur_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
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+          7954126231582291100
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       ], 
       "bugs": [
         1578
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     }, 
     "imagefiltersbase_565.png": {
       "allowed-digests": [
         [
@@ skipping 157 matching lines @@
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "imagemagnifier_565.png": {
       "allowed-digests": [
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-          3099468523384610169
+          5167888343504907737
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       "bugs": [
         1578
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       "reviewed-by-human": false
     }, 
     "imagemagnifier_8888.png": {
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           "bitmap-64bitMD5", 
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+          15247425747307417217
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         1578
       ], 
       "reviewed-by-human": false
     }, 
     "imagemagnifier_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
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+          1609298034440494048
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       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "imagemagnifier_pdf-mac.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          6747035069663165518
+          14747517123653995026
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }, 
     "imagemagnifier_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2042594177985516213
+          7954126231582291100
         ]
       ], 
       "bugs": [
         1578
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       "reviewed-by-human": false
     }, 
     "internal_links_565.png": {
       "allowed-digests": [
         [
@@ skipping 5351 matching lines @@
           10424380103329133154
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }
   }
 }