llvm-pdbdump: Re-order header files according to LLVM style guide.

llvm-svn: 229231
diff --git a/llvm/lib/DebugInfo/PDB/PDBSymbolData.cpp b/llvm/lib/DebugInfo/PDB/PDBSymbolData.cpp
index e0888dc..516b87e 100644
--- a/llvm/lib/DebugInfo/PDB/PDBSymbolData.cpp
+++ b/llvm/lib/DebugInfo/PDB/PDBSymbolData.cpp
@@ -7,13 +7,16 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "llvm/DebugInfo/PDB/PDBSymbolData.h"
+
 #include "llvm/DebugInfo/PDB/IPDBSession.h"
 #include "llvm/DebugInfo/PDB/PDBExtras.h"
-#include "llvm/DebugInfo/PDB/PDBSymbolData.h"
 #include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
 #include "llvm/Support/Format.h"
 #include <utility>
 
+#include <utility>
+
 using namespace llvm;
 
 PDBSymbolData::PDBSymbolData(const IPDBSession &PDBSession,