Dequeue Default fontawesome styles from Widget Text Icon plugin

gistfile1.php

add_action( 'wp_enqueue_scripts', 'wti_dequeue_fontawesome_styles' );
/**
 * Dequeue Default fontawesome styles from Widget Text Icon plugin
 * 
 */
function wti_dequeue_fontawesome_styles() {

  if ( class_exists( 'Widget_Text_Icon' ) ) {
		wp_dequeue_style( 'fontawesome' );
		wp_dequeue_style( 'fontawesome-ie7' );
	}

}