Porting of following commits:
9b6c494 ("[PDB] Add native reading support for UDT / class types.")
a6cf7e3 ("[PDB] Move some code around. NFC.")
RecordSerialization.cpp \
SimpleTypeSerializer.cpp \
StringsAndChecksums.cpp \
- SymbolRecordMapping.cpp \
SymbolDumper.cpp \
+ SymbolRecordHelpers.cpp \
+ SymbolRecordMapping.cpp \
SymbolSerializer.cpp \
TypeDumpVisitor.cpp \
TypeIndex.cpp \
TypeIndexDiscovery.cpp \
TypeHashing.cpp \
+ TypeRecordHelpers.cpp \
TypeRecordMapping.cpp \
TypeStreamMerger.cpp \
TypeTableCollection.cpp