static/ext/src/ux/form/ItemSelector.js
function() {
        var me = this; 
        me.mixins.field.setValue.call(me, me.setupValue(me.toField.store.getRange()));
    }
function() {
        var me = this; 
        me.mixins.field.setValue.call(me, me.setupValue(me.toField.store.getRange()));
    }
function ( ) { var me = this ; me . mixins . field . setValue . call ( me , me . setupValue ( me . toField . store . getRange ( ) ) ) ; }
Synchronizes the submit value with the current state of the toStore
Synchronizes the submit value with the current state of the toStore