Rebaseline complexclip tests on GPU and remove them from ignored-tests

expectations/gm/Test-Win7-ShuttleA-HD2000-x86-Debug-DirectWrite/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 3469 matching lines @@
           "bitmap-64bitMD5", 
           11913592005606157338
         ]
       ], 
       "ignore-failure": false
     }, 
     "complexclip_aa_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          12615109074496975808
+          11428084010602305449
         ]
       ], 
       "ignore-failure": false
     }, 
     "complexclip_aa_layer_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           14954667580114046543
         ]
       ], 
       "ignore-failure": false
     }, 
     "complexclip_aa_layer_8888.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           10766939934282885242
         ]
       ], 
       "ignore-failure": false
     }, 
     "complexclip_aa_layer_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          16413003550520501420
+          14818096265358525526
         ]
       ], 
       "ignore-failure": true
     }, 
     "complexclip_aa_layer_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           6741329667592475558
         ]
@@ skipping 7562 matching lines @@
           13996013494185391731
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }
   }
 }