Style Change: NULL->nullptr

gm/bitmapfilters.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 "sk_tool_utils.h"
 
 static void make_bm(SkBitmap* bm) {
     const SkColor colors[4] = {
         SK_ColorRED, SK_ColorGREEN,
         SK_ColorBLUE, SK_ColorWHITE
     };
     SkPMColor colorsPM[4];
     for (size_t i = 0; i < SK_ARRAY_COUNT(colors); ++i) {
         colorsPM[i] = SkPreMultiplyColor(colors[i]);
     }
     SkColorTable* ctable = new SkColorTable(colorsPM, 4);
 
     bm->allocPixels(SkImageInfo::Make(2, 2, kIndex_8_SkColorType,
                                       kPremul_SkAlphaType),
-                    NULL, ctable);
+                    nullptr, ctable);
     ctable->unref();
 
     *bm->getAddr8(0, 0) = 0;
     *bm->getAddr8(1, 0) = 1;
     *bm->getAddr8(0, 1) = 2;
     *bm->getAddr8(1, 1) = 3;
 }
 
 static SkScalar draw_bm(SkCanvas* canvas, const SkBitmap& bm,
                         SkScalar x, SkScalar y, SkPaint* paint) {
@@ skipping 117 matching lines @@
 
         canvas->drawBitmap(fBitmap, 10, 10, &paint);    // should stay blue (ignore paint's color)
         canvas->drawBitmap(fAlpha, 120, 10, &paint);    // should draw red
     }
     
 private:
     typedef skiagm::GM INHERITED;
 };
 DEF_GM( return new TestExtractAlphaGM; )