Index: wp-admin/users.php
===================================================================
--- wp-admin/users.php	(revision 13845)
+++ wp-admin/users.php	(working copy)
@@ -320,6 +320,7 @@
 <select name="action">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( 'bulk_actions-users' ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />
 <label class="screen-reader-text" for="new_role"><?php _e('Change role to&hellip;') ?></label><select name="new_role" id="new_role"><option value=''><?php _e('Change role to&hellip;') ?></option><?php wp_dropdown_roles(); ?></select>
@@ -386,6 +387,7 @@
 <select name="action2">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( 'bulk_actions-users' ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />
 </div>
Index: wp-admin/edit-link-categories.php
===================================================================
--- wp-admin/edit-link-categories.php	(revision 13845)
+++ wp-admin/edit-link-categories.php	(working copy)
@@ -112,6 +112,7 @@
 <select name="action">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( 'bulk_actions-link_category' ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />
 <?php wp_nonce_field('bulk-link-categories'); ?>
@@ -166,6 +167,7 @@
 <select name="action2">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( 'bulk_actions-link_category' ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />
 </div>
Index: wp-admin/edit-comments.php
===================================================================
--- wp-admin/edit-comments.php	(revision 13845)
+++ wp-admin/edit-comments.php	(working copy)
@@ -328,6 +328,7 @@
 <?php else: ?>
 <option value="trash"><?php _e('Move to Trash'); ?></option>
 <?php endif; ?>
+<?php do_action( 'bulk_actions-comments' ); ?>
 </select>
 <input type="submit" name="doaction" id="doaction" value="<?php esc_attr_e('Apply'); ?>" class="button-secondary apply" />
 <?php wp_nonce_field('bulk-comments'); ?>
@@ -425,6 +426,7 @@
 <?php else: ?>
 <option value="trash"><?php _e('Move to Trash'); ?></option>
 <?php endif; ?>
+<?php do_action( 'bulk_actions-comments' ); ?>
 </select>
 <input type="submit" name="doaction2" id="doaction2" value="<?php esc_attr_e('Apply'); ?>" class="button-secondary apply" />
 
Index: wp-admin/edit-tags.php
===================================================================
--- wp-admin/edit-tags.php	(revision 13845)
+++ wp-admin/edit-tags.php	(working copy)
@@ -250,6 +250,7 @@
 <select name="action">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( "bulk_actions-$taxonomy" ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />
 <?php wp_nonce_field('bulk-tags'); ?>
@@ -288,6 +289,7 @@
 <select name="action2">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( "bulk_actions-$taxonomy" ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />
 </div>
Index: wp-admin/ms-sites.php
===================================================================
--- wp-admin/ms-sites.php	(revision 13845)
+++ wp-admin/ms-sites.php	(working copy)
@@ -464,6 +464,7 @@
 				<option value="delete"><?php _e('Delete'); ?></option>
 				<option value="spam"><?php _e('Mark as Spam'); ?></option>
 				<option value="notspam"><?php _e('Not Spam'); ?></option>
+				<?php do_action( 'bulk_actions-ms_sites' ); ?>
 			</select>
 			<input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />
 			<?php wp_nonce_field('bulk-sites'); ?>
@@ -715,6 +716,7 @@
 				<option value="delete"><?php _e('Delete'); ?></option>
 				<option value="spam"><?php _e('Mark as Spam'); ?></option>
 				<option value="notspam"><?php _e('Not Spam'); ?></option>
+				<?php do_action( 'bulk_actions-ms_sites' ); ?>
 			</select>
 			<input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />
 			</div>
Index: wp-admin/edit.php
===================================================================
--- wp-admin/edit.php	(revision 13845)
+++ wp-admin/edit.php	(working copy)
@@ -300,6 +300,7 @@
 <?php } else { ?>
 <option value="trash"><?php _e('Move to Trash'); ?></option>
 <?php } ?>
+<?php do_action( "bulk_actions-$post_type" ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />
 <?php wp_nonce_field('bulk-posts'); ?>
@@ -396,6 +397,7 @@
 <?php } else { ?>
 <option value="trash"><?php _e('Move to Trash'); ?></option>
 <?php } ?>
+<?php do_action( "bulk_actions-$post_type" ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />
 <?php if ( $is_trash && current_user_can($post_type_object->edit_others_cap) ) { ?>
Index: wp-admin/link-manager.php
===================================================================
--- wp-admin/link-manager.php	(revision 13845)
+++ wp-admin/link-manager.php	(working copy)
@@ -113,6 +113,7 @@
 <select name="action">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( 'bulk_actions-links' ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction" id="doaction" class="button-secondary action" />
 
@@ -260,6 +261,7 @@
 <select name="action2">
 <option value="" selected="selected"><?php _e('Bulk Actions'); ?></option>
 <option value="delete"><?php _e('Delete'); ?></option>
+<?php do_action( 'bulk_actions-links' ); ?>
 </select>
 <input type="submit" value="<?php esc_attr_e('Apply'); ?>" name="doaction2" id="doaction2" class="button-secondary action" />
 </div>