Media keys working again

daemon/action.h

@@ -18,6 +18,11 @@ public:
 
     void run(const gkeymapper::Mapping& mapping);
 
+    // Replays one key press + release. Used by the media-key passthrough, which
+    // is not a mapping: the keyboard reports mute/volume/play only on the
+    // interface the daemon holds, so they are forwarded verbatim.
+    void tap_key(unsigned short code);
+
 private:
     void run_command(const std::string& command);