DebugHandlerBase.h - reduce MachineInstr.h include to DebugLoc.h include.

We were only including MachineInstr.h for DebugLoc.h. This exposes an implicit include dependency in BTFDebug.h where I've had to add the MachineInstr.h include.

llvm/include/llvm/CodeGen/DebugHandlerBase.h

@@ -18,8 +18,8 @@
 #include "llvm/CodeGen/AsmPrinterHandler.h"
 #include "llvm/CodeGen/DbgEntityHistoryCalculator.h"
 #include "llvm/CodeGen/LexicalScopes.h"
-#include "llvm/CodeGen/MachineInstr.h"
 #include "llvm/IR/DebugInfoMetadata.h"
+#include "llvm/IR/DebugLoc.h"
 
 namespace llvm {
 

llvm/lib/Target/BPF/BTFDebug.h

@@ -16,6 +16,7 @@
 
 #include "llvm/ADT/StringMap.h"
 #include "llvm/CodeGen/DebugHandlerBase.h"
+#include "llvm/CodeGen/MachineInstr.h"
 #include <set>
 #include <unordered_map>
 #include "BTF.h"