Style Change: NULL->nullptr

src/core/SkMatrixImageFilter.h

Index: src/core/SkMatrixImageFilter.h
diff --git a/src/core/SkMatrixImageFilter.h b/src/core/SkMatrixImageFilter.h
index 83f2cfaf338b0e2882dea72c6827b5314e09fc6c..86734b629cfdc0ad95073d3bfad992080a23b055 100644
--- a/src/core/SkMatrixImageFilter.h
+++ b/src/core/SkMatrixImageFilter.h
@@ -24,13 +24,13 @@ public:
     /** Construct a 2D transformation image filter.
      *  @param transform    The matrix to apply when drawing the src bitmap
      *  @param filterLevel  The quality of filtering to apply when scaling.
-     *  @param input        The input image filter.  If NULL, the src bitmap
+     *  @param input        The input image filter.  If nullptr, the src bitmap
      *                      passed to filterImage() is used instead.
      */
 
     static SkMatrixImageFilter* Create(const SkMatrix& transform,
                                        SkFilterQuality,
-                                       SkImageFilter* input = NULL);
+                                       SkImageFilter* input = nullptr);
     virtual ~SkMatrixImageFilter();
 
     void computeFastBounds(const SkRect&, SkRect*) const override;