Massive rebaseline of gpu images after matrix change.

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

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
@@ skipping 9595 matching lines @@
           "bitmap-64bitMD5", 
           9418063666161005464
         ]
       ], 
       "ignore-failure": false
     }, 
     "points_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          4693974556239318160
+          313027145945575448
         ]
       ], 
-      "ignore-failure": false
+      "ignore-failure": false, 
+      "reviewed-by-human": true
     }, 
     "points_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           14208320379733166227
         ]
       ], 
       "bugs": [
         1578
@@ skipping 166 matching lines @@
         [
           "bitmap-64bitMD5", 
           11455010006792010801
         ]
       ]
     }, 
     "radial_gradient2_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          8279663236909196801
+          5265572241734657782
         ]
-      ]
+      ], 
+      "reviewed-by-human": true
     }, 
     "radial_gradient2_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           16128783726365556078
         ]
       ], 
       "reviewed-by-human": true
     }, 
@@ skipping 1662 matching lines @@
           "bitmap-64bitMD5", 
           11874628554314465422
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "strokes_round_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          2844992699680978958
+          1163627664342649361
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "strokes_round_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           6316118216701943272
         ]
@@ skipping 1059 matching lines @@
           14019814087375927425
         ]
       ], 
       "bugs": [
         1578
       ], 
       "reviewed-by-human": false
     }
   }
 }