upgrader_overwrote_package action-hook . WP 1.0

This action is documented in wp-admin/includes/class-plugin-upgrader.php

Usage

add_action( 'upgrader_overwrote_package', 'action_function_name_6342', 10, 3 );
function action_function_name_6342( $package, $new_theme_data, $string ){
	// action...
}

$package

-

$new_theme_data

-

$string

-

Where the hook is called

do_action( 'upgrader_overwrote_package', $package, $this->new_theme_data, 'theme' );

do_action( 'upgrader_overwrote_package', $package, $this->new_plugin_data, 'plugin' );

Where in WP core the hook is used WordPress