Style Change: NULL->nullptr

src/core/SkLayerInfo.h

Index: src/core/SkLayerInfo.h
diff --git a/src/core/SkLayerInfo.h b/src/core/SkLayerInfo.h
index 5d598ef50a89f6bf73b05ebe25ff89ed425affd3..04ae1794a24fb808cc9b995364f08b7efb427682 100644
--- a/src/core/SkLayerInfo.h
+++ b/src/core/SkLayerInfo.h
@@ -18,7 +18,7 @@ public:
     // Information about a given saveLayer/restore block in an SkPicture
     class BlockInfo {
     public:
-        BlockInfo() : fPicture(NULL), fPaint(NULL), fKey(NULL), fKeySize(0) {}
+        BlockInfo() : fPicture(nullptr), fPaint(nullptr), fKey(nullptr), fKeySize(0) {}
         ~BlockInfo() {
             SkSafeUnref(fPicture);
             delete fPaint;
@@ -27,8 +27,8 @@ public:
 
         // The picture owning the layer. If the owning picture is the top-most
         // one (i.e., the picture for which this SkLayerInfo was created) then
-        // this pointer is NULL. If it is a nested picture then the pointer
-        // is non-NULL and owns a ref on the picture.
+        // this pointer is nullptr. If it is a nested picture then the pointer
+        // is non-nullptr and owns a ref on the picture.
         const SkPicture* fPicture;
         // The device space bounds of this layer.
         SkRect fBounds;
@@ -46,7 +46,7 @@ public:
         // layer's top-left point to the origin (which must be part of the
         // initial matrix).
         SkMatrix fLocalMat;
-        // The paint to use on restore. Can be NULL since it is optional.
+        // The paint to use on restore. Can be nullptr since it is optional.
         const SkPaint* fPaint;
         // The index of this saveLayer in the picture.
         size_t  fSaveLayerOpID;