libvlccore: vlc_thread_cancel() tangled object API

src/libvlc.h

@@ -52,6 +52,10 @@ void vlc_refcheck (vlc_object_t *obj);
 # define vlc_refcheck( obj ) (void)0
 #endif
 
+/* Hopefully, no need to export this. There is a new thread API instead. */
+void vlc_thread_cancel (vlc_object_t *);
+
+
 /*
  * CPU capabilities
  */

src/misc/threads.c

@@ -829,3 +829,10 @@ error:
     p_priv->b_thread = false;
 }
 
+void vlc_thread_cancel (vlc_object_t *obj)
+{
+    vlc_object_internals_t *priv = vlc_internals (obj);
+
+    if (priv->b_thread)
+        vlc_cancel (priv->thread_id);
+}