Reinstate r114921, which I've exonerated via a self-host build.

Centralize the management of CXXRecordDecl::DefinitionData's Aggregate
and PlainOldData bits in CXXRecordDecl itself. Another milepost on the
road toward <rdar://problem/8459981>.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@114977 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed