Re-sort #include lines using my handy dandy ./utils/sort_includes.py
script. This is in preparation for changes to lots of include lines.

llvm-svn: 229088
diff --git a/llvm/lib/DebugInfo/PDB/PDBSymbolBlock.cpp b/llvm/lib/DebugInfo/PDB/PDBSymbolBlock.cpp
index 9f40106..a2b50ef 100644
--- a/llvm/lib/DebugInfo/PDB/PDBSymbolBlock.cpp
+++ b/llvm/lib/DebugInfo/PDB/PDBSymbolBlock.cpp
@@ -7,10 +7,9 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include <utility>
-
 #include "llvm/DebugInfo/PDB/PDBSymbol.h"
 #include "llvm/DebugInfo/PDB/PDBSymbolBlock.h"
+#include <utility>
 
 using namespace llvm;