Style Change: NULL->nullptr

src/gpu/GrPendingProgramElement.h

Index: src/gpu/GrPendingProgramElement.h
diff --git a/src/gpu/GrPendingProgramElement.h b/src/gpu/GrPendingProgramElement.h
index 7285ecba009bdb7e0c07a8a75e862741bf27d394..69e459f08ef71f70ff2b48c201a312f2a2cca62c 100644
--- a/src/gpu/GrPendingProgramElement.h
+++ b/src/gpu/GrPendingProgramElement.h
@@ -18,7 +18,7 @@
  */
 template <typename T> class GrPendingProgramElement : SkNoncopyable {
 public:
-    GrPendingProgramElement() : fObj(NULL) { };
+    GrPendingProgramElement() : fObj(nullptr) { };
 
     // Adds a pending execution on obj.
     explicit GrPendingProgramElement(T* obj) : fObj(obj)  {