Sort #include lines for tools/...

Completely automated with sort_includes.py

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@169240 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CIndexInclusionStack.cpp b/tools/libclang/CIndexInclusionStack.cpp
index 848ca31..f613f0f 100644
--- a/tools/libclang/CIndexInclusionStack.cpp
+++ b/tools/libclang/CIndexInclusionStack.cpp
@@ -13,8 +13,8 @@
 //===----------------------------------------------------------------------===//
 
 #include "CIndexer.h"
-#include "CXTranslationUnit.h"
 #include "CXSourceLocation.h"
+#include "CXTranslationUnit.h"
 #include "clang/AST/DeclVisitor.h"
 #include "clang/Frontend/ASTUnit.h"
 #include "llvm/ADT/SmallString.h"