Fix stroking of zero length paths with end caps on NVPR

src/gpu/gl/GrGLPath.h

Index: src/gpu/gl/GrGLPath.h
diff --git a/src/gpu/gl/GrGLPath.h b/src/gpu/gl/GrGLPath.h
index b5346fd4bb50d4f16bdf5792989681dca55ce914..e8642f346892d60122b3a5a7eb16c726654015af 100644
--- a/src/gpu/gl/GrGLPath.h
+++ b/src/gpu/gl/GrGLPath.h
@@ -22,10 +22,16 @@ class GrGLGpu;
 
 class GrGLPath : public GrPath {
 public:
-    static void InitPathObject(GrGLGpu*,
-                               GrGLuint pathID,
-                               const SkPath&,
-                               const GrStrokeInfo&);
+    static bool InitPathObjectPathDataCheckingDegenerates(GrGLGpu*,
+                                                          GrGLuint pathID,
+                                                          const SkPath&);
+    static void InitPathObjectPathData(GrGLGpu*,
+                                       GrGLuint pathID,
+                                       const SkPath&);
+    static void InitPathObjectStroke(GrGLGpu* gpu, GrGLuint pathID, const GrStrokeInfo& stroke);
+
+    static void InitPathObjectEmptyPath(GrGLGpu*, GrGLuint pathID);
+
 
     GrGLPath(GrGLGpu* gpu, const SkPath& path, const GrStrokeInfo& stroke);
     GrGLuint pathID() const { return fPathID; }