LogWindow: Fix a bad initializer

Since these defaults aren't used, don't bother specifying them.

Source/Core/DolphinWX/Src/LogWindow.h

@@ -64,7 +64,7 @@ private:
 
 	DECLARE_EVENT_TABLE()
 
-	wxTextCtrl * CreateTextCtrl(wxPanel* parent, wxWindowID id = wxID_ANY, long Style = NULL);
+	wxTextCtrl * CreateTextCtrl(wxPanel* parent, wxWindowID id, long Style);
 	void CreateGUIControls();
 	void PopulateBottom();
 	void UnPopulateBottom();