ta: remove ta_find_parent()

Some mpv code once needed this, but it was removed in 2015.

1 files changed, 0 insertions, 1 deletions

diff --git a/ta/ta.h b/ta/ta.h
index 18d8caf368..4450795be8 100644
--- a/ta/ta.h
+++ b/ta/ta.h
@@ -52,7 +52,6 @@ void ta_free(void *ptr);
 void ta_free_children(void *ptr);
 bool ta_set_destructor(void *ptr, void (*destructor)(void *));
 bool ta_set_parent(void *ptr, void *ta_parent);
-void *ta_find_parent(void *ptr);
 
 // Utility functions
 size_t ta_calc_array_size(size_t element_size, size_t count);