Remove CXXRecordDecl::getDefaultConstructor(), an inherently unsafe function due to lazy declaration of default constructors. Now that __has_nothrow_constructor doesn't use it anymore, part of PR8101 is fixed.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@113794 91177308-0d34-0410-b5e6-96231b3b80d8
5 files changed