Remove outdated wording about data binding to collections

src/en/guide/theWebLayer/controllers/dataBinding.gdoc

@@ -301,15 +301,7 @@ Note also that if the association you are binding to has a size of two and you r
 <g:textField name="books[2].title" value="Red Madder" />
 {code}
 
-Then Grails will automatically create a new instance for you at the defined position. If you "skipped" a few elements in the middle:
-
-{code:xml}
-<g:textField name="books[0].title" value="the Stand" />
-<g:textField name="books[1].title" value="the Shining" />
-<g:textField name="books[5].title" value="Red Madder" />
-{code}
-
-Then Grails will automatically create instances in between. For example in the above case Grails will create 4 additional instances if the association being bound had a size of 2.
+Then Grails will automatically create a new instance for you at the defined position.
 
 You can bind existing instances of the associated type to a @List@ using the same @.id@ syntax as you would use with a single-ended association. For example: