Basic: import OwningPtr<> into clang namespace

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@149798 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/StaticAnalyzer/Checkers/PointerSubChecker.cpp b/lib/StaticAnalyzer/Checkers/PointerSubChecker.cpp
index e6d25fd..fa5c6a3 100644
--- a/lib/StaticAnalyzer/Checkers/PointerSubChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/PointerSubChecker.cpp
@@ -25,7 +25,7 @@
 namespace {
 class PointerSubChecker 
   : public Checker< check::PreStmt<BinaryOperator> > {
-  mutable llvm::OwningPtr<BuiltinBug> BT;
+  mutable OwningPtr<BuiltinBug> BT;
 
 public:
   void checkPreStmt(const BinaryOperator *B, CheckerContext &C) const;