Refactor debug statement and remove dead argument. NFC.

llvm-svn: 219626
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
index 236f1a6..ff9aa2c 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
@@ -200,7 +200,7 @@
     }
   };
 
-  size_t Clusterify(CaseVector &Cases, const SwitchInst &SI);
+  void Clusterify(CaseVector &Cases, const SwitchInst &SI);
 
   /// CaseBlock - This structure is used to communicate between
   /// SelectionDAGBuilder and SDISel for the code generation of additional basic
@@ -665,7 +665,6 @@
   bool handleBTSplitSwitchCase(CaseRec& CR,
                                CaseRecVector& WorkList,
                                const Value* SV,
-                               MachineBasicBlock* Default,
                                MachineBasicBlock *SwitchBB);
   bool handleBitTestsSwitchCase(CaseRec& CR,
                                 CaseRecVector& WorkList,