Platform: no need to have convenience overload of internal constructor.

src/Platform/AbstractXApplication.cpp

@@ -42,12 +42,6 @@ AbstractXApplication::AbstractXApplication(Implementation::AbstractContextHandle
     createContext(configuration);
 }
 
-#ifndef DOXYGEN_GENERATING_OUTPUT
-AbstractXApplication::AbstractXApplication(Implementation::AbstractContextHandler<Display*, VisualID, Window>* contextHandler, const Arguments&): contextHandler(contextHandler), c(nullptr), flags(Flag::Redraw) {
-    createContext({});
-}
-#endif
-
 AbstractXApplication::AbstractXApplication(Implementation::AbstractContextHandler<Display*, VisualID, Window>* contextHandler, const Arguments&, std::nullptr_t): contextHandler(contextHandler), c(nullptr), flags(Flag::Redraw) {}
 
 void AbstractXApplication::createContext(const Configuration& configuration) {

src/Platform/AbstractXApplication.h

@@ -137,10 +137,7 @@ class AbstractXApplication {
     #else
     protected:
     #endif
-        /* These two are split to avoid "invalid use of incomplete type" when
-           using default argument for configuration */
         explicit AbstractXApplication(Implementation::AbstractContextHandler<Display*, VisualID, Window>* contextHandler, const Arguments& arguments, const Configuration& configuration);
-        explicit AbstractXApplication(Implementation::AbstractContextHandler<Display*, VisualID, Window>* contextHandler, const Arguments& arguments);
 
         explicit AbstractXApplication(Implementation::AbstractContextHandler<Display*, VisualID, Window>* contextHandler, const Arguments& arguments, std::nullptr_t);