Eliminate duplicate or unneccesary #include's

llvm-svn: 2397
diff --git a/llvm/lib/Target/Sparc/SparcRegInfo.cpp b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
index ad0dd25..b660e89 100644
--- a/llvm/lib/Target/Sparc/SparcRegInfo.cpp
+++ b/llvm/lib/Target/Sparc/SparcRegInfo.cpp
@@ -11,6 +11,7 @@
 #include "llvm/CodeGen/MachineCodeForMethod.h"
 #include "llvm/CodeGen/PhyRegAlloc.h"
 #include "llvm/CodeGen/MachineInstr.h"
+#include "llvm/CodeGen/RegAllocCommon.h"
 #include "llvm/Analysis/LiveVar/FunctionLiveVarInfo.h"
 #include "llvm/iTerminators.h"
 #include "llvm/iOther.h"