Remove unneeded #includes.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@54478 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/clang.cpp b/Driver/clang.cpp
index 69fb6a2..28ec5ff 100644
--- a/Driver/clang.cpp
+++ b/Driver/clang.cpp
@@ -44,8 +44,7 @@
 #include "llvm/Config/config.h"
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/System/Path.h"
-#include <memory>
-#include <algorithm>
+
 using namespace clang;
 
 //===----------------------------------------------------------------------===//