Make GrPathRenderer only support fills for path stenciling

src/gpu/GrSoftwarePathRenderer.h

Index: src/gpu/GrSoftwarePathRenderer.h
diff --git a/src/gpu/GrSoftwarePathRenderer.h b/src/gpu/GrSoftwarePathRenderer.h
index 8b2f2d7932bb7a4ebd5a45ea3fbf13cc8e0177da..578911954cf2c9550df75ad15e80b31bc15827f5 100644
--- a/src/gpu/GrSoftwarePathRenderer.h
+++ b/src/gpu/GrSoftwarePathRenderer.h
@@ -22,7 +22,7 @@ public:
         : fContext(context) {
     }
 private:
-    StencilSupport onGetStencilSupport(const SkPath&, const GrStrokeInfo&) const override {
+    StencilSupport onGetStencilSupport(const SkPath&) const override {
         return GrPathRenderer::kNoSupport_StencilSupport;
     }