Style Change: NULL->nullptr
DOCS_PREVIEW= https://skia.org/?cl=1316233002

Review URL: https://codereview.chromium.org/1316233002
diff --git a/src/core/SkRasterClip.cpp b/src/core/SkRasterClip.cpp
index 35197c1..89c22e8 100644
--- a/src/core/SkRasterClip.cpp
+++ b/src/core/SkRasterClip.cpp
@@ -313,7 +313,7 @@
 }
 
 void SkRasterClip::translate(int dx, int dy, SkRasterClip* dst) const {
-    if (NULL == dst) {
+    if (nullptr == dst) {
         return;
     }
 
@@ -386,8 +386,8 @@
 ///////////////////////////////////////////////////////////////////////////////
 
 SkAAClipBlitterWrapper::SkAAClipBlitterWrapper() {
-    SkDEBUGCODE(fClipRgn = NULL;)
-    SkDEBUGCODE(fBlitter = NULL;)
+    SkDEBUGCODE(fClipRgn = nullptr;)
+    SkDEBUGCODE(fBlitter = nullptr;)
 }
 
 SkAAClipBlitterWrapper::SkAAClipBlitterWrapper(const SkRasterClip& clip,