fixed difference between ps-protocol and usual execution

mysql-test/r/view.result:
  removed wrong warning
sql/sql_view.cc:
  fix_fields have to be (and will be) made later

mysql-test/r/view.result

@@ -754,8 +754,6 @@ create view v1 as select * from t1;
 create view v2 as select * from t2;
 insert into v1 values (1);
 insert into v2 values (1);
-Warnings:
-Warning	1423	Field of view 'test.v2' underlying table doesn't have a default value
 create view v3 (a,b) as select v1.col1 as a, v2.col1 as b from v1, v2 where v1.col1 = v2.col1;
 select * from v3;
 a	b

sql/sql_view.cc

@@ -1198,8 +1198,6 @@ bool insert_view_fields(THD *thd, List<Item> *list, TABLE_LIST *view)
   for (Field_translator *entry= trans; entry < trans_end; entry++)
   {
     Item_field *fld;
-    if (!entry->item->fixed && entry->item->fix_fields(thd, &entry->item))
-      DBUG_RETURN(TRUE);
     if ((fld= entry->item->filed_for_view_update()))
       list->push_back(fld);
     else