Style Change: NULL->nullptr

tests/SwizzlerTest.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 "SkSwizzler.h"
 #include "Test.h"
 
@@ skipping 98 matching lines @@
                     // Test all possible start rows with all possible end rows
                     for (uint32_t startRow = 0; startRow < height; startRow++) {
                         for (uint32_t endRow = startRow; endRow < height; endRow++) {
 
                             // Fill with an index that we use to look up a color
                             check_fill(r, colorInfo, startRow, endRow, colorRowBytes, offset,
                                     kFillIndex, colorTable);
 
                             // Fill with a color
                             check_fill(r, colorInfo, startRow, endRow, colorRowBytes, offset,
-                                    kFillColor, NULL);
+                                    kFillColor, nullptr);
 
                             // Fill with an index
                             check_fill(r, indexInfo, startRow, endRow, indexRowBytes, offset,
-                                    kFillIndex, NULL);
+                                    kFillIndex, nullptr);
 
                             // Fill a grayscale image
                             check_fill(r, grayInfo, startRow, endRow, grayRowBytes, offset,
-                                    kFillColor, NULL);
+                                    kFillColor, nullptr);
                         }
                     }
                 }
             }
         }
     }
 }