Rebaseline imagefiltersscaled images (and rm from ignored-tests file)

expectations/gm/Test-Android-Nexus10-MaliT604-Arm7-Release/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 8798 matching lines @@
           "bitmap-64bitMD5", 
           9250449999576132549
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "imagefiltersscaled_msaa4.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          17894754996998962644
+          9777856511718001626
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "imagemagnifier_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           4458594706234736506
         ]
@@ skipping 5201 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           10584725278684600171
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }