Convert NULL to nullptr

minidump/minidump_thread_writer.cc

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
 #include "minidump/minidump_thread_writer.h"
 
 #include "base/logging.h"
 #include "minidump/minidump_context_writer.h"
 #include "minidump/minidump_memory_writer.h"
 #include "util/numeric/safe_assignment.h"
 
 namespace crashpad {
 
 MinidumpThreadWriter::MinidumpThreadWriter()
-    : MinidumpWritable(), thread_(), stack_(NULL), context_(NULL) {
+    : MinidumpWritable(), thread_(), stack_(nullptr), context_(nullptr) {
 }
 
 const MINIDUMP_THREAD* MinidumpThreadWriter::MinidumpThread() const {
   DCHECK_EQ(state(), kStateWritable);
 
   return &thread_;
 }
 
 void MinidumpThreadWriter::SetStack(MinidumpMemoryWriter* stack) {
   DCHECK_EQ(state(), kStateMutable);
@@ skipping 52 matching lines @@
   // This object doesn’t directly write anything itself. Its MINIDUMP_THREAD is
   // written by its parent as part of a MINIDUMP_THREAD_LIST, and its children
   // are responsible for writing themselves.
   return true;
 }
 
 MinidumpThreadListWriter::MinidumpThreadListWriter()
     : MinidumpStreamWriter(),
       thread_list_base_(),
       threads_(),
-      memory_list_writer_(NULL) {
+      memory_list_writer_(nullptr) {
 }
 
 MinidumpThreadListWriter::~MinidumpThreadListWriter() {
 }
 
 void MinidumpThreadListWriter::SetMemoryListWriter(
     MinidumpMemoryListWriter* memory_list_writer) {
   DCHECK_EQ(state(), kStateMutable);
   DCHECK(threads_.empty());
 
@@ skipping 61 matching lines @@
   }
 
   return file_writer->WriteIoVec(&iovecs);
 }
 
 MinidumpStreamType MinidumpThreadListWriter::StreamType() const {
   return kMinidumpStreamTypeThreadList;
 }
 
 }  // namespace crashpad