Remove and simplify some more machineinstr/machineoperand stuff.

llvm-svn: 28105
diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index f2a604c..2cb5119 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -41,7 +41,7 @@
 /// add* methods below to fill up the operands, instead of the Set methods.
 /// Eventually, the "resizing" ctors will be phased out.
 ///
-MachineInstr::MachineInstr(short opcode, unsigned numOperands, bool XX, bool YY)
+MachineInstr::MachineInstr(short opcode, unsigned numOperands)
   : Opcode(opcode), parent(0) {
   operands.reserve(numOperands);
   // Make sure that we get added to a machine basicblock