Fix file header.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@44983 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Basic/LangOptions.cpp b/Basic/LangOptions.cpp
index f12c77d..ef12bea 100644
--- a/Basic/LangOptions.cpp
+++ b/Basic/LangOptions.cpp
@@ -1,4 +1,4 @@
-//===--- SourceManager.cpp - Track and cache source files -----------------===//
+//===--- LangOptions.cpp - Language feature info --------------------------===//
 //
 //                     The LLVM Compiler Infrastructure
 //