Remove copy of 'Optional' in Clang tree, and convert clients to use the one now in the LLVM tree.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@100891 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/Checker/UnixAPIChecker.cpp b/lib/Checker/UnixAPIChecker.cpp
index 31864e7455..e9b8f0966a 100644
--- a/lib/Checker/UnixAPIChecker.cpp
+++ b/lib/Checker/UnixAPIChecker.cpp
@@ -13,14 +13,15 @@
 //===----------------------------------------------------------------------===//
 
 #include "GRExprEngineInternalChecks.h"
-#include "clang/Analysis/Support/Optional.h"
 #include "clang/Basic/TargetInfo.h"
 #include "clang/Checker/BugReporter/BugType.h"
 #include "clang/Checker/PathSensitive/CheckerVisitor.h"
+#include "llvm/ADT/Optional.h"
 #include "llvm/ADT/StringSwitch.h"
 #include <fcntl.h>
 
 using namespace clang;
+using llvm::Optional;
 
 namespace {
 class UnixAPIChecker : public CheckerVisitor<UnixAPIChecker> {