logback-android/src/main/java/ch/qos/logback/core/spi/AppenderAttachableImpl.java
public boolean detachAppender(Appender<E> appender) {
    if (appender == null) {
      return false;
    }
    boolean result;
    result = appenderList.remove(appender);
    return result;
  }
public boolean detachAppender(Appender<E> appender) {
    if (appender == null) {
      return false;
    }
    boolean result;
    result = appenderList.remove(appender);
    return result;
  }
Remove the appender passed as parameter form the list of attached
appenders.