Style Change: NULL->nullptr

tests/PDFPrimitivesTest.cpp

Index: tests/PDFPrimitivesTest.cpp
diff --git a/tests/PDFPrimitivesTest.cpp b/tests/PDFPrimitivesTest.cpp
index 8af806cbe72a4985e3d60fef7b18e5eb658d9b16..3253fcaf711a01a8afdcc11ffa8d183859ab02bf 100644
--- a/tests/PDFPrimitivesTest.cpp
+++ b/tests/PDFPrimitivesTest.cpp
@@ -32,7 +32,7 @@ struct Catalog {
 }  // namespace
 
 template <typename T>
-static SkString emit_to_string(T& obj, Catalog* catPtr = NULL) {
+static SkString emit_to_string(T& obj, Catalog* catPtr = nullptr) {
     Catalog catalog;
     SkDynamicMemoryWStream buffer;
     if (!catPtr) {
@@ -364,7 +364,7 @@ namespace {
 
 class DummyImageFilter : public SkImageFilter {
 public:
-    DummyImageFilter(bool visited = false) : SkImageFilter(0, NULL), fVisited(visited) {}
+    DummyImageFilter(bool visited = false) : SkImageFilter(0, nullptr), fVisited(visited) {}
     ~DummyImageFilter() override {}
     virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&,
                                SkBitmap* result, SkIPoint* offset) const override {