errors.isValid(); //false
errors.length; //2
-errors.getByField('name'); // [{field: 'name', error: 'must be present'}]
-errors.getByField('title'); // [{field: 'title', error: 'is too short'}]
+errors.getByField('name'); // [{field: 'name', message: 'must be present'}]
+errors.getByField('title'); // [{field: 'title', message: 'is too short'}]
</code></pre>
*/
Ext.define('Ext.data.Errors', {