TableGen: unique_ptr-ify RecordKeeper

llvm-svn: 216350
diff --git a/llvm/lib/TableGen/Record.cpp b/llvm/lib/TableGen/Record.cpp
index d4800c4..34e3ab4 100644
--- a/llvm/lib/TableGen/Record.cpp
+++ b/llvm/lib/TableGen/Record.cpp
@@ -2031,7 +2031,7 @@
   std::vector<Record*> Defs;
   for (const auto &D : getDefs())
     if (D.second->isSubClassOf(Class))
-      Defs.push_back(D.second);
+      Defs.push_back(D.second.get());
 
   return Defs;
 }