Rebaseline multipicturedraw GMs

expectations/gm/Test-Win8-ShuttleA-GTX660-x86_64-Debug/expected-results.json

 {
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           12831071530564277917
         ]
       ], 
       "bugs": [
@@ skipping 15356 matching lines @@
           "bitmap-64bitMD5", 
           3106140989036002287
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_simple_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          5895899203449139966
+          6343009307364501166
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_simple_msaa16.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          10101490541437273550
+          4050987832808778471
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_simple_nvprmsaa4.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           8474374970113064712
         ]
@@ skipping 15 matching lines @@
           "bitmap-64bitMD5", 
           11584702396639674615
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          15979130672036699868
+          14463107420821770322
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_msaa16.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          5810057251795347109
+          12120179647369055117
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "multipicturedraw_sierpinski_tiled_nvprmsaa4.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           839446947861867194
         ]
@@ skipping 6252 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           11835374726311942978
         ]
       ], 
       "reviewed-by-human": true
     }
   }
 }