mime decode: remove unused url counter

src/mime-decode.c

@@ -1081,8 +1081,6 @@ static int FindUrlStrings(const uint8_t *line, uint32_t len,
                     } else {
                         SCFree(tempUrl);
                     }
-                    /* Increment counter */
-                    url->url_cnt++;
                 } else {
                     SCFree(tempUrl);
                 }

src/mime-decode.h

@@ -122,7 +122,6 @@ typedef struct MimeDecUrl {
     uint8_t *url;  /**< String representation of full or partial URL (lowercase) */
     uint32_t url_len;  /**< Length of the URL string */
     uint32_t url_flags;  /**< Flags indicating type of URL */
-    uint32_t url_cnt;  /**< Count of URLs with same value */
     struct MimeDecUrl *next;  /**< Pointer to next URL */
 } MimeDecUrl;