3DS: Pass default material name to constructor instead of changing after the fact

code/3DSConverter.cpp

@@ -127,9 +127,8 @@ void Discreet3DSImporter::ReplaceDefaultMaterial()
     if (cnt && idx == mScene->mMaterials.size())
     {
         // We need to create our own default material
-        D3DS::Material sMat;
+        D3DS::Material sMat("%%%DEFAULT");
         sMat.mDiffuse = aiColor3D(0.3f,0.3f,0.3f);
-        sMat.mName = "%%%DEFAULT";
         mScene->mMaterials.push_back(sMat);
 
         DefaultLogger::get()->info("3DS: Generating default material");