WordPress Comment list Style Bootstrap Format

<article id="div-comment-<?php comment_ID(); ?>" class="media">
  <a class="pull-left" href="#" onclick="return false;">
   <?php if ( 0 != $args['avatar_size'] ) echo get_avatar( $comment, $args['avatar_size'] ); ?>
  </a>
  <div class="media-body">
    <h4 class="media-heading">
    	<?php
		/* translators: %s: comment author link */
		printf( __( '%s' ),
			sprintf( '<b class="fn">%s</b>', get_comment_author_link( $comment ) )
		);
		?><?php edit_comment_link( __( 'Edit' ), '<span class="edit-link">', '</span>' ); ?>

		</h4>
    <span>
    	<time datetime="<?php comment_time( 'c' ); ?>">
			<?php
				/* translators: 1: comment date, 2: comment time */
				printf( __( '%1$s at %2$s' ), get_comment_date( '', $comment ), get_comment_time() );
			?>
		</time>
	</span>

    	<?php
		comment_reply_link( array_merge( $args, array(
			'add_below' => 'div-comment',
			'depth'     => $depth,
			'max_depth' => $args['max_depth'],
			'before'    => '<div class="reply btn-primary">',
			'after'     => '</div>'
		) ) );
		?>
    <?php comment_text(); ?>
    <?php if ( '0' == $comment->comment_approved ) : ?>
					<p class="comment-awaiting-moderation"><?php _e( 'Your comment is awaiting moderation.' ); ?></p>
					<?php endif; ?>
  </div>
</article>