Eliminate duplicate or unneccesary #include's


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2397 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp b/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp
index b783255..d54229e 100644
--- a/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp
+++ b/lib/CodeGen/RegAlloc/PhyRegAlloc.cpp
@@ -21,6 +21,7 @@
 #include "llvm/BasicBlock.h"
 #include "llvm/Function.h"
 #include "llvm/Type.h"
+#include "llvm/CodeGen/RegAllocCommon.h"
 #include <iostream>
 #include <math.h>
 using std::cerr;