Style Change: NULL->nullptr

src/gpu/batches/GrCopySurfaceBatch.cpp

Index: src/gpu/batches/GrCopySurfaceBatch.cpp
diff --git a/src/gpu/batches/GrCopySurfaceBatch.cpp b/src/gpu/batches/GrCopySurfaceBatch.cpp
index b4e7ce2fbde1d75c43434c7ecdff024a467dd8ef..098f7c7704c07ad9fba41256b8017c71f535ca5b 100644
--- a/src/gpu/batches/GrCopySurfaceBatch.cpp
+++ b/src/gpu/batches/GrCopySurfaceBatch.cpp
@@ -73,7 +73,7 @@ GrBatch* GrCopySurfaceBatch::Create(GrSurface* dst, GrSurface* src, const SkIRec
                                     dstPoint,
                                     &clippedSrcRect,
                                     &clippedDstPoint)) {
-        return NULL;
+        return nullptr;
     }
     return new GrCopySurfaceBatch(dst, src, clippedSrcRect, clippedDstPoint);
 }