Style Change: NULL->nullptr

src/pdf/SkPDFGraphicState.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkData.h"
 #include "SkLazyPtr.h"
 #include "SkPDFCanon.h"
@@ skipping 47 matching lines @@
         case SkXfermode::kSrcOut_Mode:
         case SkXfermode::kDstOut_Mode:
         case SkXfermode::kSrcATop_Mode:
         case SkXfermode::kDstATop_Mode:
         case SkXfermode::kModulate_Mode:
             return "Normal";
 
         // TODO(vandebo): Figure out if we can support more of these modes.
         case SkXfermode::kXor_Mode:
         case SkXfermode::kPlus_Mode:
-            return NULL;
+            return nullptr;
     }
-    return NULL;
+    return nullptr;
 }
 
 // If a SkXfermode is unsupported in PDF, this function returns
 // SrcOver, otherwise, it returns that Xfermode as a Mode.
 static SkXfermode::Mode mode_for_pdf(const SkXfermode* xfermode) {
     SkXfermode::Mode mode = SkXfermode::kSrcOver_Mode;
     if (xfermode) {
         xfermode->asMode(&mode);
     }
     switch (mode) {
@@ skipping 141 matching lines @@
     static_assert(SkPaint::kJoinCount == 3, "paint_join_mismatch");
     SkASSERT(strokeJoin >= 0 && strokeJoin <= 2);
     dict->insertInt("LJ", strokeJoin);
 
     dict->insertScalar("LW", fStrokeWidth);
     dict->insertScalar("ML", fStrokeMiter);
     dict->insertBool("SA", true);  // SA = Auto stroke adjustment.
     dict->insertName("BM", as_blend_mode(xferMode));
     dict->emitObject(stream, objNumMap, substitutes);
 }