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action is not described

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

Theme_Upgrader::install()
upgrader_overwrote_package
Plugin_Upgrader::install()
upgrader_overwrote_package
wp-admin/includes/class-theme-upgrader.php 274
do_action( 'upgrader_overwrote_package', $package, $this->new_theme_data, 'theme' );
wp-admin/includes/class-plugin-upgrader.php 169
do_action( 'upgrader_overwrote_package', $package, $this->new_plugin_data, 'plugin' );

Where in WP core the hook is used WordPress

Usage not found.