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/Driver/ToolChains.cpp b/lib/Driver/ToolChains.cpp
index 4fe29de..79d8454 100644
--- a/lib/Driver/ToolChains.cpp
+++ b/lib/Driver/ToolChains.cpp
@@ -1823,7 +1823,7 @@
 }
 
 static LinuxDistro DetectLinuxDistro(llvm::Triple::ArchType Arch) {
-  llvm::OwningPtr<llvm::MemoryBuffer> File;
+  OwningPtr<llvm::MemoryBuffer> File;
   if (!llvm::MemoryBuffer::getFile("/etc/lsb-release", File)) {
     StringRef Data = File.get()->getBuffer();
     SmallVector<StringRef, 8> Lines;