Admin globals:

* Declare `$wp_importers` as a global in `admin.php`
* Declare `$post_type`, `$post_type_object`, and  `$post` as globals where applicable

See #30799.

Built from https://develop.svn.wordpress.org/trunk@31121


git-svn-id: http://core.svn.wordpress.org/trunk@31102 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/admin.php

@@ -91,9 +91,11 @@ $time_format = get_option('time_format');
 wp_enqueue_script( 'common' );
 
 // $pagenow is set in vars.php
+// $wp_importers is sometimes set in wp-admin/includes/import.php
+//
 // The remaining variables are imported as globals elsewhere,
 //     declared as globals here
-global $pagenow, $hook_suffix, $plugin_page, $typenow, $taxnow;
+global $pagenow, $wp_importers, $hook_suffix, $plugin_page, $typenow, $taxnow;
 
 $page_hook = null;