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/Frontend/CheckerRegistration.cpp b/lib/StaticAnalyzer/Frontend/CheckerRegistration.cpp
index a59fcad..c06da0d 100644
--- a/lib/StaticAnalyzer/Frontend/CheckerRegistration.cpp
+++ b/lib/StaticAnalyzer/Frontend/CheckerRegistration.cpp
@@ -104,7 +104,7 @@
                                            const LangOptions &langOpts,
                                            ArrayRef<std::string> plugins,
                                            DiagnosticsEngine &diags) {
-  llvm::OwningPtr<CheckerManager> checkerMgr(new CheckerManager(langOpts));
+  OwningPtr<CheckerManager> checkerMgr(new CheckerManager(langOpts));
 
   SmallVector<CheckerOptInfo, 8> checkerOpts;
   for (unsigned i = 0, e = opts.CheckersControlList.size(); i != e; ++i) {