Added missing types in overridden options

Author: javiereguiluz

reference/forms/types/file.rst

@@ -35,14 +35,14 @@ Overridden Options
 data_class
 ~~~~~~~~~~
 
-**default**: :class:`Symfony\\Component\\HttpFoundation\\File\\File`
+**type**: ``string`` **default**: :class:`Symfony\\Component\\HttpFoundation\\File\\File`
 
 This option sets the appropriate file-realted data mapper to be used by the type.
 
 empty_data
 ~~~~~~~~~~
 
-**default**: ``null``
+**type**: ``mixed`` **default**: ``null``
 
 This option determines what value the field will return when the submitted
 value is empty.

reference/forms/types/password.rst

@@ -52,7 +52,7 @@ Overridden Options
 trim
 ~~~~
 
-**default**: ``false``
+**type**: ``boolean`` **default**: ``false``
 
 Unlike the rest of form types, the ``password`` type doesn't apply the
 :phpfunction:`trim` function to the value submitted by the user. This ensures that