patch 8.0.1029: return value of getqflist() is inconsistent

Problem:    Return value of getqflist() is inconsistent.  (Lcd47)
Solution:   Always return an "items" entry.

src/quickfix.c

@@ -4653,6 +4653,11 @@ qf_get_list_from_text(dictitem_T *di, dict_T *retdict)
 	    || (di->di_tv.v_type == VAR_LIST
 		&& di->di_tv.vval.v_list != NULL))
     {
+	list_T	*l = list_alloc();
+
+	if (l == NULL)
+	    return FAIL;
+
 	qi = (qf_info_T *)alloc((unsigned)sizeof(qf_info_T));
 	if (qi != NULL)
 	{
@@ -4661,18 +4666,14 @@ qf_get_list_from_text(dictitem_T *di, dict_T *retdict)
 
 	    if (qf_init_ext(qi, 0, NULL, NULL, &di->di_tv, p_efm,
 			TRUE, (linenr_T)0, (linenr_T)0, NULL, NULL) > 0)
-	    {
-		list_T	*l = list_alloc();
-		if (l != NULL)
 	    {
 		(void)get_errorlist(qi, NULL, 0, l);
-		    dict_add_list(retdict, "items", l);
-		    status = OK;
-		}
 		qf_free(qi, 0);
 	    }
 	    free(qi);
 	}
+	dict_add_list(retdict, "items", l);
+	status = OK;
     }
 
     return status;

src/testdir/test_quickfix.vim

@@ -2536,7 +2536,7 @@ func XgetListFromText(cchar)
   call assert_equal(30, l[1].lnum)
 
   call assert_equal({}, g:Xgetlist({'text' : 10}))
-  call assert_equal({}, g:Xgetlist({'text' : []}))
+  call assert_equal([], g:Xgetlist({'text' : []}).items)
 
   " Make sure that the quickfix stack is not modified
   call assert_equal(0, g:Xgetlist({'nr' : '$'}).nr)

src/version.c

@@ -769,6 +769,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1029,
 /**/
     1028,
 /**/