includes/class-fs-storage.php
function set_site_blog_context( $blog_id ) {
            $this->_storage = $this->get_site_storage( $blog_id );
            $this->_blog_id = $blog_id;
        }
function set_site_blog_context( $blog_id ) {
            $this->_storage = $this->get_site_storage( $blog_id );
            $this->_blog_id = $blog_id;
        }
function set_site_blog_context ( $ blog_id ) { $ this -> _storage = $ this -> get_site_storage ( $ blog_id ) ; $ this -> _blog_id = $ blog_id ; }
Switch the context of the site level storage manager.

@author Vova Feldman (@svovaf)
@since  2.0.0

@param int $blog_id
Switch the context of the site level storage manager .