Correct a comment.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@84973 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/DeclTemplate.cpp b/lib/AST/DeclTemplate.cpp
index 9a1c654..1a40dd7 100644
--- a/lib/AST/DeclTemplate.cpp
+++ b/lib/AST/DeclTemplate.cpp
@@ -1,4 +1,4 @@
-//===--- DeclCXX.cpp - C++ Declaration AST Node Implementation ------------===//
+//===--- DeclTemplate.cpp - Template Declaration AST Node Implementation --===//
 //
 //                     The LLVM Compiler Infrastructure
 //