Clean up the newly added C++ AST nodes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@72643 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaExprCXX.cpp b/lib/Sema/SemaExprCXX.cpp
index 2fde49c..a8a260dd 100644
--- a/lib/Sema/SemaExprCXX.cpp
+++ b/lib/Sema/SemaExprCXX.cpp
@@ -1547,9 +1547,9 @@
 
   if (FullExpr && !ExprTemporaries.empty()) {
     // Create a cleanup expr.
-    FullExpr = 
-      new (Context) CXXExprWithTemporaries(FullExpr, &ExprTemporaries[0],
-                                           ExprTemporaries.size());
+    FullExpr = CXXExprWithTemporaries::Create(Context, FullExpr,
+                                              &ExprTemporaries[0], 
+                                              ExprTemporaries.size());
     ExprTemporaries.clear();
   }