Ext.ux.upload, invalid plupload processing about extjs-ux HOT 2 CLOSED

me.uploader = Ext.create('plupload.Uploader', {
        url: me.url,
        runtimes: me.runtimes || runtimes,
        browse_button: me.browse_button || null,
        // container: this.getTopToolbar().getEl().dom.id,
        max_file_size: me.maxFileSize || '10mb',
        resize: me.resize || '',
        flash_swf_url: me.flash_swf_url || '',
        silverlight_xap_url: me.silverlight_xap_url || '',
        java_applet_url: me.java_applet_url || '',
        filters: me.filters || [],
        chunk_size: me.chunk_size,
        unique_names: me.unique_names || true, //  true even if setted to false
        multipart: me.multipart || true,  //  true even if setted to false
        multipart_params: me.multipart_params || {},
        drop_element: me.dropElement || null,
        required_features: me.required_features
    });