Make compilation unit rtengine/icons.cc -Wextra clean, #4155

rtengine/icons.cc

@@ -21,6 +21,7 @@
 #include "icons.h"
 
 #include <iostream>
+#pragma GCC diagnostic warning "-Wextra"
 
 namespace rtengine
 {
@@ -86,7 +87,7 @@ Glib::ustring findIconAbsolutePath (const Glib::ustring& iconName)
     return Glib::ustring();
 }
 
-void setPaths (const Options& options)
+void setPaths ()
 {
     // TODO: Forcing the Dark theme, so reading the icon set files is useless for now...