### Eclipse Workspace Patch 1.0
#P Drupal-7-HEAD
Index: includes/module.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/module.inc,v
retrieving revision 1.198
diff -u -r1.198 module.inc
--- includes/module.inc	3 Sep 2010 19:49:55 -0000	1.198
+++ includes/module.inc	30 Sep 2010 06:45:05 -0000
@@ -819,7 +819,7 @@
  * @endcode
  *
  * @param $type
- *   A string describing the data type of the alterable $data. 'form', 'links',
+ *   A string describing the type of the alterable $data. 'form', 'links',
  *   'node_content', and so on are several examples. Alternatively can be an
  *   array, in which case hook_TYPE_alter() is invoked for each value in the
  *   array, ordered first by module, and then for each module, in the order of
@@ -827,13 +827,16 @@
  *   execute both hook_form_alter() and hook_form_FORM_ID_alter()
  *   implementations, it passes array('form', 'form_' . $form_id) for $type.
  * @param &$data
- *   The primary data to be altered.
+ *   The variable that will be passed to hook_TYPE_alter() implementations to be
+ *   altered. The type of this variable depends on the value of the $type
+ *   argument. For example, when altering a 'form', $data will be a structured
+ *   array. When altering a 'profile', $data will be an object.
  * @param &$context1
  *   (optional) An additional variable that is passed by reference.
  * @param &$context2
  *   (optional) An additional variable that is passed by reference. If more
  *   context needs to be provided to implementations, then this should be an
- *   keyed array as described above.
+ *   associative array as described above.
  */
 function drupal_alter($type, &$data, &$context1 = NULL, &$context2 = NULL) {
   // Use the advanced drupal_static() pattern, since this is called very often.