Prune a LegacyDivergenceAnalysis and MachineLoopInfo include each

Now X86ISelLowering doesn't depend on many IR analyses.

llvm-svn: 375320
diff --git a/llvm/lib/CodeGen/BreakFalseDeps.cpp b/llvm/lib/CodeGen/BreakFalseDeps.cpp
index 9b6da64..709164e5 100644
--- a/llvm/lib/CodeGen/BreakFalseDeps.cpp
+++ b/llvm/lib/CodeGen/BreakFalseDeps.cpp
@@ -23,6 +23,7 @@
 #include "llvm/CodeGen/RegisterClassInfo.h"
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/TargetInstrInfo.h"
+#include "llvm/Support/Debug.h"
 
 
 using namespace llvm;