public static void w(Object object) {
        checkInitialization();
        sLogger.w(object);
    }
Log an object with level {@link LogLevel#WARN}.

@param object the object to log
@see LogConfiguration.Builder#addObjectFormatter(Class, ObjectFormatter)
@since 1.1.0
android/android_framework/base/src/main/java/com/elvishew/xlog/XLog.java