Move LiveRangeCalc header to publicily available position. NFC

Differential Revision: https://reviews.llvm.org/D69078

llvm-svn: 375075
diff --git a/llvm/lib/CodeGen/SplitKit.h b/llvm/lib/CodeGen/SplitKit.h
index 86ad381..78f0bbd 100644
--- a/llvm/lib/CodeGen/SplitKit.h
+++ b/llvm/lib/CodeGen/SplitKit.h
@@ -14,7 +14,6 @@
 #ifndef LLVM_LIB_CODEGEN_SPLITKIT_H
 #define LLVM_LIB_CODEGEN_SPLITKIT_H
 
-#include "LiveRangeCalc.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
@@ -25,6 +24,7 @@
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/CodeGen/LiveInterval.h"
 #include "llvm/CodeGen/LiveIntervals.h"
+#include "llvm/CodeGen/LiveRangeCalc.h"
 #include "llvm/CodeGen/MachineBasicBlock.h"
 #include "llvm/CodeGen/MachineFunction.h"
 #include "llvm/CodeGen/SlotIndexes.h"