Corrected the checks for private methods because overrides must be allowed through regardless of access.

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

src/Generator/AST/Utils.cs

@@ -37,7 +37,7 @@ namespace CppSharp.AST
             if (method.Kind == CXXMethodKind.Conversion)
                 return true;
 
-            if (method.Access == AccessSpecifier.Private)
+            if (method.Access == AccessSpecifier.Private && !method.IsOverride)
                 return true;
 
             return false;

src/Generator/Generators/CSharp/CSharpTextTemplate.cs

@@ -1585,11 +1585,10 @@ namespace CppSharp.Generators.CSharp
                 case AccessSpecifier.Public:
                     return @class.IsAbstract && method.IsConstructor ?
                         AccessSpecifier.Protected : AccessSpecifier.Public;
-                case AccessSpecifier.Protected:
+                default:
                     return method.IsOverride ?
-                        @class.GetRootBaseMethod(method).Access : AccessSpecifier.Protected;
+                        @class.GetRootBaseMethod(method).Access : method.Access;
             }
-            return AccessSpecifier.Private;
         }
 
         private void GenerateVirtualTableFunctionCall(Function method, Class @class)

src/Generator/Passes/CheckIgnoredDecls.cs

@@ -109,7 +109,7 @@ namespace CppSharp.Passes
             if (!VisitDeclaration(method))
                 return false;
 
-            if (method.Access == AccessSpecifier.Private)
+            if (method.Access == AccessSpecifier.Private && !method.IsOverride)
             {
                 method.ExplicityIgnored = true;
                 return false;

src/Generator/Passes/GenerateInlinesCodePass.cs

@@ -65,7 +65,7 @@ namespace CppSharp.Passes
         {
             string symbol = mangled.Mangled;
             var declaration = (Declaration) mangled;
-            if (!declaration.Ignore && declaration.Access != AccessSpecifier.Private &&
+            if (!declaration.Ignore && AccessValid(declaration) &&
                 !Driver.LibrarySymbols.FindSymbol(ref symbol) &&
                 !currentUnit.FilePath.EndsWith("_impl.h") &&
                 !currentUnit.FilePath.EndsWith("_p.h"))
@@ -76,5 +76,15 @@ namespace CppSharp.Passes
                     mangledInlines.Add(mangled.Mangled);
             }
         }
+
+        private static bool AccessValid(Declaration declaration)
+        {
+            if (declaration.Access == AccessSpecifier.Private)
+            {
+                var method = declaration as Method;
+                return method != null && method.IsOverride;
+            }
+            return true;
+        }
     }
 }