Sort the #include lines for unittest/...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169250 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/Transforms/Utils/Cloning.cpp b/unittests/Transforms/Utils/Cloning.cpp
index ea3d5be..9df5787 100644
--- a/unittests/Transforms/Utils/Cloning.cpp
+++ b/unittests/Transforms/Utils/Cloning.cpp
@@ -7,13 +7,13 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "gtest/gtest.h"
+#include "llvm/Instructions.h"
+#include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/Argument.h"
 #include "llvm/Constant.h"
-#include "llvm/Instructions.h"
 #include "llvm/LLVMContext.h"
-#include "llvm/ADT/SmallPtrSet.h"
-#include "llvm/ADT/STLExtras.h"
+#include "gtest/gtest.h"
 
 using namespace llvm;