minidump: Change the ownership model

minidump/minidump_file_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,
@@ skipping 24 matching lines @@
 
 MinidumpFileWriter::~MinidumpFileWriter() {
 }
 
 void MinidumpFileWriter::SetTimestamp(time_t timestamp) {
   DCHECK_EQ(state(), kStateMutable);
 
   internal::MinidumpWriterUtil::AssignTimeT(&header_.TimeDateStamp, timestamp);
 }
 
-void MinidumpFileWriter::AddStream(internal::MinidumpStreamWriter* stream) {
+void MinidumpFileWriter::AddStream(
+    scoped_ptr<internal::MinidumpStreamWriter> stream) {
   DCHECK_EQ(state(), kStateMutable);
 
   MinidumpStreamType stream_type = stream->StreamType();
 
   auto rv = stream_types_.insert(stream_type);
   CHECK(rv.second) << "stream_type " << stream_type << " already present";
 
-  streams_.push_back(stream);
+  streams_.push_back(stream.release());
 
   DCHECK_EQ(streams_.size(), stream_types_.size());
 }
 
 bool MinidumpFileWriter::WriteEverything(FileWriterInterface* file_writer) {
   DCHECK_EQ(state(), kStateMutable);
 
   off_t start_offset = file_writer->Seek(0, SEEK_CUR);
   if (start_offset < 0) {
     return false;
@@ skipping 89 matching lines @@
   for (internal::MinidumpStreamWriter* stream : streams_) {
     iov.iov_base = stream->DirectoryListEntry();
     iov.iov_len = sizeof(MINIDUMP_DIRECTORY);
     iovecs.push_back(iov);
   }
 
   return file_writer->WriteIoVec(&iovecs);
 }
 
 }  // namespace crashpad