fix file headers.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@75437 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Index/Entity.cpp b/lib/Index/Entity.cpp
index c1d8702..2620f88 100644
--- a/lib/Index/Entity.cpp
+++ b/lib/Index/Entity.cpp
@@ -1,4 +1,4 @@
-//===--- Entity.h - Cross-translation-unit "token" for decls ----*- C++ -*-===//
+//===--- Entity.cpp - Cross-translation-unit "token" for decls ------------===//
 //
 //                     The LLVM Compiler Infrastructure
 //