Implement defaulting of destructors.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@131260 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/ASTWriterDecl.cpp b/lib/Serialization/ASTWriterDecl.cpp
index 8c1774a..b0ca826 100644
--- a/lib/Serialization/ASTWriterDecl.cpp
+++ b/lib/Serialization/ASTWriterDecl.cpp
@@ -324,6 +324,8 @@
   Record.push_back(D->hasWrittenPrototype());
   Record.push_back(D->isDeletedAsWritten());
   Record.push_back(D->isTrivial());
+  Record.push_back(D->isDefaulted());
+  Record.push_back(D->isExplicitlyDefaulted());
   Record.push_back(D->hasImplicitReturnZero());
   Writer.AddSourceLocation(D->getLocEnd(), Record);