@Override
    public void onPingAckRead(ChannelHandlerContext ctx, long data) {
        if (keepAliveHandler.isHttp2()) {
            keepAliveHandler.onPingAck(data);
        }
    }
Returns {@code true} if a connection has reached its lifespan
and the connection did not receive or send a GOAWAY frame.
core/src/main/java/com/linecorp/armeria/client/Http2ResponseDecoder.java