Generate valid C++ for protected inline functions

Signed-off-by: Dimitar Dobrev <dpldobrev@protonmail.com>

src/Generator/Passes/SymbolsCodeGenerator.cs

@@ -248,7 +248,7 @@ namespace CppSharp.Passes
 
             if (function.Access == AccessSpecifier.Protected)
             {
-                Write($" = &{wrapper}{function.Namespace.Name}::{functionName};");
+                Write($" = &{wrapper}{function.Namespace.Name}::{function.OriginalName};");
                 WriteLine(" };");
                 Write($"auto {wrapper}Protected = {wrapper}{function.Namespace.Name}::{wrapper};");
             }

tests/Common/Common.h

@@ -491,6 +491,8 @@ namespace SomeNamespace
     public:
         Inlines(int param) {}
         inline operator NamespacedAbstractImpl () const { return NamespacedAbstractImpl(); }
+    protected:
+        void protectedInlined() {}
     };
 }