Removed implementations for ignored abstract types.

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

src/Generator/Generators/CSharp/CSharpTextTemplate.cs

@@ -1899,9 +1899,7 @@ namespace CppSharp.Generators.CSharp
                 PopBlock(NewLineKind.BeforeNextBlock);
             }
 
-            // TODO: We can still get an abstract impl even if BaseClass is null.
+            var className = @class.IsAbstractImpl ? @class.BaseClass.Name : @class.Name;
-            string className = @class.IsAbstractImpl && @class.BaseClass != null ?
-                @class.BaseClass.Name : @class.Name;
 
             var ctorCall = string.Format("{0}{1}", @class.Name, @class.IsAbstract ? "Internal" : "");
             if (!@class.IsAbstractImpl)

src/Generator/Passes/GenerateAbstractImplementationsPass.cs

@@ -34,7 +34,7 @@ namespace CppSharp.Passes
 
         public override bool VisitClassDecl(Class @class)
         {
-            if (!base.VisitClassDecl(@class))
+            if (!base.VisitClassDecl(@class) || @class.Ignore)
                 return false;
 
             if (@class.CompleteDeclaration != null)

tests/Common/Common.h

@@ -828,14 +828,14 @@ public:
 class DLL_API BaseClassVirtual
 {
 public:
-	virtual int retInt();
+    virtual int retInt();
-	static BaseClassVirtual getBase();
+    static BaseClassVirtual getBase();
 };
 
 class DLL_API DerivedClassVirtual : public BaseClassVirtual
 {
 public:
-	virtual int retInt();
+    virtual int retInt();
 };
 
 namespace boost
@@ -888,3 +888,16 @@ namespace boost
 
 template <std::size_t N, std::size_t... I>
 struct build_index_impl : build_index_impl<N - 1, N - 1, I...> {};
+
+template <typename T>
+class AbstractTemplate
+{
+public:
+    AbstractTemplate();
+    void abstractFunction() = 0;
+};
+
+template <typename T>
+AbstractTemplate<T>::AbstractTemplate()
+{
+}