remove unused SkCullPoints

gm/hittestpath.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "gm.h"
 #include "SkCanvas.h"
-#include "SkCullPoints.h"
 #include "SkPath.h"
 #include "SkRandom.h"
 
 static void test_hittest(SkCanvas* canvas, const SkPath& path) {
     SkPaint paint;
     SkRect r = path.getBounds();
 
     paint.setColor(SK_ColorRED);
     canvas->drawPath(path, paint);
 
@@ skipping 31 matching lines @@
         path.setFillType(SkPath::kEvenOdd_FillType);
         path.offset(SkIntToScalar(20), SkIntToScalar(20));
 
         test_hittest(canvas, path);
 
         canvas->translate(SkIntToScalar(scale), 0);
         path.setFillType(SkPath::kWinding_FillType);
 
         test_hittest(canvas, path);
 }