Implement stroking a path with nv_path_rendering

src/gpu/GrPath.h

Index: src/gpu/GrPath.h
diff --git a/src/gpu/GrPath.h b/src/gpu/GrPath.h
index c7e7f92064b430b973b951fb891d095925b01f7e..37dc9591a63deb5f2c809515ed9f49f99ac2c5b8 100644
--- a/src/gpu/GrPath.h
+++ b/src/gpu/GrPath.h
@@ -10,17 +10,24 @@
 
 #include "GrResource.h"
 #include "SkRect.h"
+#include "SkStrokeRec.h"
 
 class GrPath : public GrResource {
 public:
     SK_DECLARE_INST_COUNT(GrPath);
 
-    GrPath(GrGpu* gpu, bool isWrapped) : INHERITED(gpu, isWrapped) {}
+    GrPath(GrGpu* gpu, bool isWrapped, const SkStrokeRec& stroke)
+        : INHERITED(gpu, isWrapped),
+          fStroke(stroke) {
+    }
 
     const SkRect& getBounds() const { return fBounds; }
 
+    const SkStrokeRec& getStroke() const { return fStroke; }
+
 protected:
     SkRect fBounds;
+    SkStrokeRec fStroke;
 
 private:
     typedef GrResource INHERITED;