Revert of Rebaseline imagemagnifier and dropshadowimagefilter tests.

expectations/gm/Test-Android-Xoom-Tegra2-Arm7-Release/expected-results.json

 {
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   "expected-results": {
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       "allowed-digests": [
@@ skipping 3831 matching lines @@
           "bitmap-64bitMD5", 
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@@ skipping 2230 matching lines @@
           "bitmap-64bitMD5", 
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         ]
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       "reviewed-by-human": true
     }, 
     "imagemagnifier_565.png": {
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       "reviewed-by-human": true
     }, 
     "imagemagnifier_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
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+          8798527610830880143
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     }, 
     "imageresizetiled_565.png": {
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         [
           "bitmap-64bitMD5", 
           11537830680807011411
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@@ skipping 3729 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
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       "reviewed-by-human": true
     }
   }
 }