Fixed the generation of abstract impl calls in property setters.

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

src/Generator/Generators/CSharp/CSharpTextTemplate.cs

@@ -807,7 +807,9 @@ namespace CppSharp.Generators.CSharp
 
                 if (function.SynthKind == FunctionSynthKind.AbstractImplCall)
                 {
-                    GenerateAbstractImplCall(function, @class);
+                    string delegateId;
+                    Write(GetAbstractCallDelegate(function, @class, out delegateId));
+                    GenerateFunctionCall(delegateId, new List<Parameter> { param }, function);
                 }
                 else
                 {
@@ -820,8 +822,7 @@ namespace CppSharp.Generators.CSharp
                         }
                         else
                         {
-                            var parameters = new List<Parameter> { param };
-                            GenerateInternalFunctionCall(function, parameters);
+                            GenerateInternalFunctionCall(function, new List<Parameter> { param });
                         }
                     }
                     else

tests/CSharpTemp/CSharpTemp.h

@@ -96,7 +96,7 @@ class DLL_API AbstractProprietor
 {
 public:
     virtual int getValue();
-    virtual void setValue(int value) = 0;
+    virtual void setValue(int newValue) = 0;
 
     virtual long prop() = 0;
     virtual void setProp(long prop);