Retype from unsigned to CallingConv::ID accordingly. Approved by Bob Wilson.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80773 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsISelLowering.h b/lib/Target/Mips/MipsISelLowering.h
index c30d57e..176f2ba 100644
--- a/lib/Target/Mips/MipsISelLowering.h
+++ b/lib/Target/Mips/MipsISelLowering.h
@@ -91,7 +91,7 @@
 
     // Lower Operand helpers
     SDValue LowerCallResult(SDValue Chain, SDValue InFlag,
-                            unsigned CallConv, bool isVarArg,
+                            CallingConv::ID CallConv, bool isVarArg,
                             const SmallVectorImpl<ISD::InputArg> &Ins,
                             DebugLoc dl, SelectionDAG &DAG,
                             SmallVectorImpl<SDValue> &InVals);
@@ -110,14 +110,14 @@
 
     virtual SDValue
       LowerFormalArguments(SDValue Chain,
-                           unsigned CallConv, bool isVarArg,
+                           CallingConv::ID CallConv, bool isVarArg,
                            const SmallVectorImpl<ISD::InputArg> &Ins,
                            DebugLoc dl, SelectionDAG &DAG,
                            SmallVectorImpl<SDValue> &InVals);
 
     virtual SDValue
       LowerCall(SDValue Chain, SDValue Callee,
-                unsigned CallConv, bool isVarArg,
+                CallingConv::ID CallConv, bool isVarArg,
                 bool isTailCall,
                 const SmallVectorImpl<ISD::OutputArg> &Outs,
                 const SmallVectorImpl<ISD::InputArg> &Ins,
@@ -126,7 +126,7 @@
 
     virtual SDValue
       LowerReturn(SDValue Chain,
-                  unsigned CallConv, bool isVarArg,
+                  CallingConv::ID CallConv, bool isVarArg,
                   const SmallVectorImpl<ISD::OutputArg> &Outs,
                   DebugLoc dl, SelectionDAG &DAG);