Style Change: NULL->nullptr

gm/peekpixels.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 29 matching lines @@
 
             draw_content(surfCanvas);
             SkBitmap bitmap;
 
             // test peekPixels
             {
                 SkImageInfo info;
                 size_t rowBytes;
                 const void* addr = surfCanvas->peekPixels(&info, &rowBytes);
                 if (addr && bitmap.installPixels(info, const_cast<void*>(addr), rowBytes)) {
-                    canvas->drawBitmap(bitmap, 0, 0, NULL);
+                    canvas->drawBitmap(bitmap, 0, 0, nullptr);
                 }
             }
 
             // test ROCanvasPixels
             canvas->translate(120, 0);
             SkAutoROCanvasPixels ropixels(surfCanvas);
             if (ropixels.asROBitmap(&bitmap)) {
-                canvas->drawBitmap(bitmap, 0, 0, NULL);
+                canvas->drawBitmap(bitmap, 0, 0, nullptr);
             }
 
             // test Surface
             canvas->translate(120, 0);
-            surface->draw(canvas, 0, 0, NULL);
+            surface->draw(canvas, 0, 0, nullptr);
         }
     }
 
 private:
     typedef skiagm::GM INHERITED;
 };
 
 DEF_GM(return new PeekPixelsGM;)