[PATCH] [InstrInfo] Refactor foldOperandImpl to thread through InsertPt. NFC

[Chad Rosier]

LGTM with one small nit.


REPOSITORY
  rL LLVM

================
Comment at: lib/Target/X86/X86InstrInfo.cpp:4700
@@ -4699,1 +4699,3 @@
 
+void addOperands(MachineInstrBuilder &MIB, ArrayRef<MachineOperand> MOs) {
+  unsigned NumAddrOps = MOs.size();
----------------
Mark as static?

http://reviews.llvm.org/D10174

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