Yet another round of lighting rebaselines: win7.

trunk/expectations/gm/base-shuttle-win7-intel-angle/expected-results.json

 {
   "actual-results": {
     "failed": null, 
     "failure-ignored": null, 
     "no-comparison": null, 
     "succeeded": null
   }, 
   "expected-results": {
     "aaclip_angle.png": {
       "allowed-digests": [
@@ skipping 919 matching lines @@
           "bitmap-64bitMD5", 
           4656585859713642349
         ]
       ], 
       "ignore-failure": false
     }, 
     "lighting_angle.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          16700250845218992862
+          304572795717583895
         ]
       ], 
       "ignore-failure": false
     }, 
     "lineclosepath_angle.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           8200021215559120818
         ]
@@ skipping 454 matching lines @@
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           12811402217567391576
         ]
       ], 
       "ignore-failure": false
     }
   }
 }