Beginning to refactor nvpr code

BUG=skia:

Review URL: https://codereview.chromium.org/687563008
diff --git a/src/gpu/GrStencilAndCoverTextContext.cpp b/src/gpu/GrStencilAndCoverTextContext.cpp
index b53ff79..94a6c2e 100644
--- a/src/gpu/GrStencilAndCoverTextContext.cpp
+++ b/src/gpu/GrStencilAndCoverTextContext.cpp
@@ -413,7 +413,7 @@
     }
 
     fDrawTarget->drawPaths(fGlyphs, fIndexBuffer, fPendingGlyphCount,
-                           fTransformBuffer, fTransformType, SkPath::kWinding_FillType);
+                           fTransformBuffer, fTransformType, GrPathRendering::kWinding_FillType);
 
     fPendingGlyphCount = 0;
 }