Style Change: NULL->nullptr

tests/ImageTest.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCanvas.h"
 #include "SkData.h"
 #include "SkDevice.h"
@@ skipping 62 matching lines @@
 
 static void test_encode(skiatest::Reporter* reporter, GrContext* ctx) {
     const SkIRect ir = SkIRect::MakeXYWH(5, 5, 10, 10);
     SkAutoTUnref<SkImage> orig(make_image(ctx, 20, 20, ir));
     SkAutoTUnref<SkData> origEncoded(orig->encode());
     REPORTER_ASSERT(reporter, origEncoded);
     REPORTER_ASSERT(reporter, origEncoded->size() > 0);
 
     SkAutoTUnref<SkImage> decoded(SkImage::NewFromEncoded(origEncoded));
     REPORTER_ASSERT(reporter, decoded);
-    assert_equal(reporter, orig, NULL, decoded);
+    assert_equal(reporter, orig, nullptr, decoded);
 
     // Now see if we can instantiate an image from a subset of the surface/origEncoded
     
     decoded.reset(SkImage::NewFromEncoded(origEncoded, &ir));
     REPORTER_ASSERT(reporter, decoded);
     assert_equal(reporter, orig, &ir, decoded);
 }
 
 DEF_TEST(Image_Encode_Cpu, reporter) {
-    test_encode(reporter, NULL);
+    test_encode(reporter, nullptr);
 }
 
 #if SK_SUPPORT_GPU
 DEF_GPUTEST(Image_Encode_Gpu, reporter, factory) {
     GrContext* ctx = factory->get(GrContextFactory::kNative_GLContextType);
     if (!ctx) {
         REPORTER_ASSERT(reporter, false);
         return;
     }
     test_encode(reporter, ctx);
@@ skipping 204 matching lines @@
         }
     }
 
     image.reset(nullptr);
     {
         SkBitmap cachedBitmap;
         REPORTER_ASSERT(reporter, !SkBitmapCache::Find(uniqueID, &cachedBitmap));
     }
 }
 #endif