Mojo: NULL -> nullptr in mojo/system and mojo/embedder.

mojo/system/memory_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "mojo/system/memory.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <limits>
@@ skipping 158 matching lines @@
   // implementation.
 
   // These tests depend on |int32_t| and |int64_t| having nontrivial alignment.
   MOJO_COMPILE_ASSERT(MOJO_ALIGNOF(int32_t) != 1,
                       int32_t_does_not_have_to_be_aligned);
   MOJO_COMPILE_ASSERT(MOJO_ALIGNOF(int64_t) != 1,
                       int64_t_does_not_have_to_be_aligned);
 
   // Null:
   {
-    UserPointer<char> ptr(NULL);
+    UserPointer<char> ptr(nullptr);
     char array[5] = {};
     EXPECT_DEATH_IF_SUPPORTED(ptr.Check(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.Get(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.Put('x'), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.CheckArray(5), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.GetArray(array, 5), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.PutArray(array, 5), kMemoryCheckFailedRegex);
   }
   {
-    UserPointer<int32_t> ptr(NULL);
+    UserPointer<int32_t> ptr(nullptr);
     int32_t array[5] = {};
     EXPECT_DEATH_IF_SUPPORTED(ptr.Check(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.Get(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.Put(123), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.CheckArray(5), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.GetArray(array, 5), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.PutArray(array, 5), kMemoryCheckFailedRegex);
   }
   {
-    UserPointer<int64_t> ptr(NULL);
+    UserPointer<int64_t> ptr(nullptr);
     int64_t array[5] = {};
     EXPECT_DEATH_IF_SUPPORTED(ptr.Check(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.Get(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.Put(123), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.CheckArray(5), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.GetArray(array, 5), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.PutArray(array, 5), kMemoryCheckFailedRegex);
   }
   // Also check a const pointer:
   {
-    UserPointer<const int32_t> ptr(NULL);
+    UserPointer<const int32_t> ptr(nullptr);
     int32_t array[5] = {};
     EXPECT_DEATH_IF_SUPPORTED(ptr.Check(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.Get(), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.CheckArray(5), kMemoryCheckFailedRegex);
     EXPECT_DEATH_IF_SUPPORTED(ptr.GetArray(array, 5), kMemoryCheckFailedRegex);
   }
 
   // Unaligned:
   {
     int32_t x[10];
@@ skipping 64 matching lines @@
     EXPECT_DEATH_IF_SUPPORTED(ptr.GetArray(&x, kTooBig),
                               kMemoryCheckFailedRegex);
   }
 
   // TODO(vtl): Tests for |UserPointer{Reader,Writer,ReaderWriter}|.
 }
 
 }  // namespace
 }  // namespace system
 }  // namespace mojo