Style Change: NULL->nullptr

gm/aaclip.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 "SkPath.h"
@@ skipping 122 matching lines @@
     } else {
         bm.eraseColor(0);
     }
 
     SkPaint paint;
     paint.setAntiAlias(true);
     paint.setColor(SK_ColorBLUE);
     newc->drawCircle(50, 50, 49, paint);
     canvas->drawBitmap(bm, 10, 10);
 
-    CGImageRef image = SkCreateCGImageRefWithColorspace(bm, NULL);
+    CGImageRef image = SkCreateCGImageRefWithColorspace(bm, nullptr);
 
     SkBitmap bm2;
     SkCreateBitmapFromCGImage(&bm2, image);
     CGImageRelease(image);
 
     canvas->drawBitmap(bm2, 10, 120);
 }
 
 class CGImageGM : public skiagm::GM {
 public:
@@ skipping 100 matching lines @@
         canvas->translate(80, 10);
         this->drawAndClip(canvas, fVPath, 200, 0);
         canvas->translate(0, 200);
         this->drawAndClip(canvas, fHPath, 200, 0);
     }
     
 private:
     typedef skiagm::GM INHERITED;
 };
 DEF_GM(return new ClipCubicGM;)