Clean up EmitClassMemberwiseCopy further.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@102846 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index 0f19c2e..b059488 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -818,8 +818,7 @@
                                    QualType Ty);
 
   void EmitClassMemberwiseCopy(llvm::Value *DestValue, llvm::Value *SrcValue,
-                               const CXXRecordDecl *ClassDecl,
-                               const CXXRecordDecl *BaseClassDecl);
+                               const CXXRecordDecl *ClassDecl);
 
   void EmitClassCopyAssignment(llvm::Value *DestValue, llvm::Value *SrcValue,
                                const CXXRecordDecl *ClassDecl);