Style Change: NULL->nullptr

gm/peekpixels.cpp

Index: gm/peekpixels.cpp
diff --git a/gm/peekpixels.cpp b/gm/peekpixels.cpp
index b8c1678c03c184503a196a1ad53bf6df5cb63458..a443c41b89c2b7675197935242f43fc2ee50cf87 100644
--- a/gm/peekpixels.cpp
+++ b/gm/peekpixels.cpp
@@ -47,7 +47,7 @@ protected:
                 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);
                 }
             }
 
@@ -55,12 +55,12 @@ protected:
             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);
         }
     }