CodeGen : Check LLVM_ENABLE_DUMP definition for dumpMachineInstrRangeWithSlotIndex.

Summary:
Add missing check routine for dumpMachineInstrRangeWithSlotIndex including LLVM_DUMP_METHOD.

Reviewers: bkramer

Differential revision: https://reviews.llvm.org/D30367

llvm-svn: 298895
diff --git a/llvm/lib/CodeGen/InlineSpiller.cpp b/llvm/lib/CodeGen/InlineSpiller.cpp
index 24bc15e..a1cb0a0 100644
--- a/llvm/lib/CodeGen/InlineSpiller.cpp
+++ b/llvm/lib/CodeGen/InlineSpiller.cpp
@@ -686,7 +686,8 @@
   return true;
 }
 
-#if !defined(NDEBUG)
+#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
+LLVM_DUMP_METHOD
 // Dump the range of instructions from B to E with their slot indexes.
 static void dumpMachineInstrRangeWithSlotIndex(MachineBasicBlock::iterator B,
                                                MachineBasicBlock::iterator E,