patch 8.2.4732: duplicate code to free fuzzy matches

Problem:    Duplicate code to free fuzzy matches.
Solution:   Bring back fuzmatch_str_free().

src/cmdexpand.c

@@ -2877,13 +2877,7 @@ ExpandGeneric(
 		ga_clear_strings(&ga);
 		return FAIL;
 	    }
-
-	    for (i = 0; i < ga.ga_len; ++i)
-	    {
-		fuzmatch = &((fuzmatch_str_T *)ga.ga_data)[i];
-		vim_free(fuzmatch->str);
-	    }
-	    ga_clear(&ga);
+	    fuzmatch_str_free(ga.ga_data, ga.ga_len);
 	    return FAIL;
 	}
 

src/proto/search.pro

@@ -41,5 +41,6 @@ int fuzzy_match(char_u *str, char_u *pat_arg, int matchseq, int *outScore, int_u
 void f_matchfuzzy(typval_T *argvars, typval_T *rettv);
 void f_matchfuzzypos(typval_T *argvars, typval_T *rettv);
 int fuzzy_match_str(char_u *str, char_u *pat);
+void fuzmatch_str_free(fuzmatch_str_T *fuzmatch, int count);
 int fuzzymatches_to_strmatches(fuzmatch_str_T *fuzmatch, char_u ***matches, int count, int funcsort);
 /* vim: set ft=c : */

src/search.c

@@ -5013,6 +5013,21 @@ fuzzy_match_str(char_u *str, char_u *pat)
     return score;
 }
 
+/*
+ * Free an array of fuzzy string matches "fuzmatch[count]".
+ */
+    void
+fuzmatch_str_free(fuzmatch_str_T *fuzmatch, int count)
+{
+    int i;
+
+    if (fuzmatch == NULL)
+	return;
+    for (i = 0; i < count; ++i)
+	vim_free(fuzmatch[i].str);
+    vim_free(fuzmatch);
+}
+
 /*
  * Copy a list of fuzzy matches into a string list after sorting the matches by
  * the fuzzy score. Frees the memory allocated for 'fuzmatch'.
@@ -5033,9 +5048,7 @@ fuzzymatches_to_strmatches(
     *matches = ALLOC_MULT(char_u *, count);
     if (*matches == NULL)
     {
-	for (i = 0; i < count; i++)
-	    vim_free(fuzmatch[i].str);
-	vim_free(fuzmatch);
+	fuzmatch_str_free(fuzmatch, count);
 	return FAIL;
     }
 

src/version.c

@@ -746,6 +746,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4732,
 /**/
     4731,
 /**/