Mark dashing_gpu and complexclip2_rect_aa_gpu as ignore-failure on Win7 perspective

BUG=skia:2245
R=epoger@google.com

Author: borenet@google.com

Review URL: https://codereview.chromium.org/208323012

git-svn-id: http://skia.googlecode.com/svn/trunk@13924 2bbb7eff-a529-9590-31e7-b0007b416f81

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

@@ -3790,6 +3790,10 @@
           3908297226363946093
         ]
       ], 
+      "bugs": [
+        2332
+      ], 
+      "ignore-failure": true,
       "reviewed-by-human": true
     }, 
     "complexclip2_rect_aa_pdf-poppler.png": {
@@ -4511,8 +4515,9 @@
         ]
       ], 
       "bugs": [
-        2146
-      ], 
+        2331
+      ],
+      "ignore-failure": true,
       "reviewed-by-human": false
     }, 
     "dashing_pdf-poppler.png": {
@@ -13084,4 +13089,4 @@
       "reviewed-by-human": false
     }
   }
-}
+}