ext/standard/head.c: Remove some useless casts

The field type is size_t

Author: Girgias

ext/standard/head.c

@@ -44,7 +44,7 @@ PHP_FUNCTION(header)
 	ZEND_PARSE_PARAMETERS_END();
 
 	ctr.line = line;
-	ctr.line_len = (uint32_t)len;
+	ctr.line_len = len;
 	sapi_header_op(rep ? SAPI_HEADER_REPLACE:SAPI_HEADER_ADD, &ctr);
 }
 /* }}} */
@@ -62,7 +62,7 @@ PHP_FUNCTION(header_remove)
 	ZEND_PARSE_PARAMETERS_END();
 
 	ctr.line = line;
-	ctr.line_len = (uint32_t)len;
+	ctr.line_len = len;
 	sapi_header_op(line == NULL ? SAPI_HEADER_DELETE_ALL : SAPI_HEADER_DELETE, &ctr);
 }
 /* }}} */