Pool TypeName strings when writing MINIDUMP_HANDLE_DESCRIPTOR

minidump/minidump_handle_writer.h

 // Copyright 2015 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.
 
 #ifndef CRASHPAD_MINIDUMP_MINIDUMP_HANDLE_WRITER_H_
 #define CRASHPAD_MINIDUMP_MINIDUMP_HANDLE_WRITER_H_
 
 #include <windows.h>
 #include <dbghelp.h>
 
+#include <map>
 #include <vector>
 
 #include "minidump/minidump_stream_writer.h"
 #include "minidump/minidump_string_writer.h"
 #include "minidump/minidump_writable.h"
 #include "snapshot/handle_snapshot.h"
-#include "util/stdlib/pointer_container.h"
 
 namespace crashpad {
 
 //! \brief The writer for a MINIDUMP_HANDLE_DATA_STREAM stream in a minidump
 //!     and its contained MINIDUMP_HANDLE_DESCRIPTOR s.
 //!
 //! As we currently do not track any data beyond what MINIDUMP_HANDLE_DESCRIPTOR
 //! supports, we only write that type of record rather than the newer
 //! MINIDUMP_HANDLE_DESCRIPTOR_2.
 //!
@@ skipping 20 matching lines @@
   size_t SizeOfObject() override;
   std::vector<MinidumpWritable*> Children() override;
   bool WriteObject(FileWriterInterface* file_writer) override;
 
   // MinidumpStreamWriter:
   MinidumpStreamType StreamType() const override;
 
  private:
   MINIDUMP_HANDLE_DATA_STREAM handle_data_stream_base_;
   std::vector<MINIDUMP_HANDLE_DESCRIPTOR> handle_descriptors_;
-  PointerVector<internal::MinidumpUTF16StringWriter> strings_;
+  std::map<base::string16, internal::MinidumpUTF16StringWriter*> strings_;
 
   DISALLOW_COPY_AND_ASSIGN(MinidumpHandleDataWriter);
 };
 
 }  // namespace crashpad
 
 #endif  // CRASHPAD_MINIDUMP_MINIDUMP_HANDLE_WRITER_H_