quartz: remove unused XML validator

modules/text_renderer/quartztext.c

@@ -794,7 +794,6 @@ static int RenderHtml(filter_t *p_filter, subpicture_region_t *p_region_out,
 {
     int          rv = VLC_SUCCESS;
     stream_t     *p_sub = NULL;
-    xml_t        *p_xml = NULL;
     xml_reader_t *p_xml_reader = NULL;
     VLC_UNUSED(p_chroma_list);
 
@@ -809,9 +808,7 @@ static int RenderHtml(filter_t *p_filter, subpicture_region_t *p_region_out,
                               strlen(p_region_in->psz_html),
                               true);
     if (p_sub) {
-        p_xml = xml_Create(p_filter);
-        if (p_xml) {
-            p_xml_reader = xml_ReaderCreate(p_xml, p_sub);
+        p_xml_reader = xml_ReaderCreate(p_filter, p_sub);
         if (p_xml_reader) {
             /* Look for Root Node */
             const char *name;
@@ -819,8 +816,7 @@ static int RenderHtml(filter_t *p_filter, subpicture_region_t *p_region_out,
                     == XML_READER_STARTELEM) {
                 if (!strcasecmp("karaoke", name)) {
                     /* We're going to have to render the text a number
-                         * of times to show the progress marker on the text.
-                         */
+                     * of times to show the progress marker on the text. */
                     var_SetBool(p_filter, "text-rerender", true);
                 } else if (strcasecmp("text", name)) {
                     /* Only text and karaoke tags are supported */
@@ -858,8 +854,6 @@ static int RenderHtml(filter_t *p_filter, subpicture_region_t *p_region_out,
 
             xml_ReaderDelete(p_xml_reader);
         }
-            xml_Delete(p_xml);
-        }
         stream_Delete(p_sub);
     }