[CodeGen] Fix inconsistent declaration parameter name

llvm-svn: 337200
diff --git a/llvm/lib/CodeGen/RegAllocFast.cpp b/llvm/lib/CodeGen/RegAllocFast.cpp
index e2980d1..7b57c6c 100644
--- a/llvm/lib/CodeGen/RegAllocFast.cpp
+++ b/llvm/lib/CodeGen/RegAllocFast.cpp
@@ -179,7 +179,7 @@
     }
 
   private:
-    bool runOnMachineFunction(MachineFunction &Fn) override;
+    bool runOnMachineFunction(MachineFunction &MF) override;
     void allocateBasicBlock(MachineBasicBlock &MBB);
     void handleThroughOperands(MachineInstr &MI,
                                SmallVectorImpl<unsigned> &VirtDead);
@@ -206,7 +206,7 @@
       return LiveVirtRegs.find(TargetRegisterInfo::virtReg2Index(VirtReg));
     }
 
-    LiveRegMap::iterator assignVirtToPhysReg(unsigned VReg, MCPhysReg PhysReg);
+    LiveRegMap::iterator assignVirtToPhysReg(unsigned VirtReg, MCPhysReg PhysReg);
     LiveRegMap::iterator allocVirtReg(MachineInstr &MI, LiveRegMap::iterator,
                                       unsigned Hint);
     LiveRegMap::iterator defineVirtReg(MachineInstr &MI, unsigned OpNum,