Revert "Revert "Fix rendering of drrects with small circular inner rrects.""

This reverts commit ec727c981dd7ed83e98c7713c2828c6ab144937b.

Change-Id: Id3164619016d58b2bcc0b8af606215653f553fce
Reviewed-on: https://skia-review.googlesource.com/79422
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
diff --git a/gn/gm.gni b/gn/gm.gni
index de98f79..611d4f3 100644
--- a/gn/gm.gni
+++ b/gn/gm.gni
@@ -118,6 +118,7 @@
   "$_gm/drawregionmodes.cpp",
   "$_gm/dropshadowimagefilter.cpp",
   "$_gm/drrect.cpp",
+  "$_gm/drrect_small_inner.cpp",
   "$_gm/dstreadshuffle.cpp",
   "$_gm/emboss.cpp",
   "$_gm/emptypath.cpp",