Use GrConvexPolyEffect when clip is a single convex polygon

BUG=skia:2051

Committed: http://code.google.com/p/skia/source/detail?r=13286

R=robertphillips@google.com

Author: bsalomon@google.com

Review URL: https://codereview.chromium.org/151523005

git-svn-id: http://skia.googlecode.com/svn/trunk@13306 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/expectations/gm/ignored-tests.txt b/expectations/gm/ignored-tests.txt
index cf708c8..2e3afd7 100644
--- a/expectations/gm/ignored-tests.txt
+++ b/expectations/gm/ignored-tests.txt
@@ -31,4 +31,7 @@
 ## Added by epoger as part of MADE-UP BUG
 ## https://code.google.com/p/skia/issues/detail?id=123456 : ignoring failures on
 ## gradtext GM test
-#gradtext
\ No newline at end of file
+#gradtext
+
+# Added by bsalomon for skbug.com/2051, https://codereview.chromium.org/151523005
+filltypespersp