Revert "Restore missing named refs helper"

This reverts commit dfead66b9e.

dumas_h3_longvideos.py

@@ -4476,27 +4476,6 @@ def _named_character_refs_for_text(text, ref_slots):
     return matched
 
 
-def _named_refs_for_text(text, ref_slots, kinds=None):
-    haystack = str(text or "")
-    matched = []
-    wanted = {str(k).strip().lower() for k in (kinds or ()) if str(k).strip()}
-    by_name = {}
-    for slot_number, ref in enumerate(ref_slots or [], 1):
-        if ref is None or _reference_image(ref) is None:
-            continue
-        if wanted and str(ref.get("kind") or "").strip().lower() not in wanted:
-            continue
-        for name in _reference_name_keys(ref):
-            by_name.setdefault(name.lower(), []).append((slot_number, ref, name))
-    for entries in by_name.values():
-        if len(entries) != 1:
-            continue
-        slot_number, ref, name = entries[0]
-        if re.search(r"\b" + re.escape(name) + r"\b", haystack, re.I):
-            matched.append((slot_number, ref))
-    return matched
-
-
 def _matched_reference_slots(text, ref_slots):
     matched = []
     seen = set()