Rebaseline lots of images, associate some with bug 3063.

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

 {
   "expected-results": {
     "3x3bitmaprect_565.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           9785004568147979273
         ]
       ], 
       "bugs": [
@@ skipping 8866 matching lines @@
           "bitmap-64bitMD5", 
           3460475008511963394
         ]
       ], 
       "reviewed-by-human": true
     }, 
     "megalooper_0x0_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          14917261868564924876
+          1137796018648717683
         ]
       ], 
       "ignore-failure": true, 
       "reviewed-by-human": true
     }, 
     "megalooper_0x0_pdf-poppler.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
           11505608381587034249
@@ skipping 4487 matching lines @@
       ], 
       "bugs": [
         2146
       ], 
       "reviewed-by-human": false
     }, 
     "yuv_to_rgb_effect_gpu.png": {
       "allowed-digests": [
         [
           "bitmap-64bitMD5", 
-          10591909693224673086
+          12937422788648264516
         ]
       ], 
-      "reviewed-by-human": false
+      "reviewed-by-human": true
     }
   }
 }