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/CppBackend/CPPBackend.cpp b/lib/Target/CppBackend/CPPBackend.cpp
index e9b3aa9..db8ccab 100644
--- a/lib/Target/CppBackend/CPPBackend.cpp
+++ b/lib/Target/CppBackend/CPPBackend.cpp
@@ -123,7 +123,7 @@
   private:
     void printLinkageType(GlobalValue::LinkageTypes LT);
     void printVisibilityType(GlobalValue::VisibilityTypes VisTypes);
-    void printCallingConv(unsigned cc);
+    void printCallingConv(CallingConv::ID cc);
     void printEscapedString(const std::string& str);
     void printCFP(const ConstantFP* CFP);
 
@@ -268,7 +268,7 @@
     Out << ")";
   }
 
-  void CppWriter::printCallingConv(unsigned cc){
+  void CppWriter::printCallingConv(CallingConv::ID cc){
     // Print the calling convention.
     switch (cc) {
     case CallingConv::C:     Out << "CallingConv::C"; break;