public Builder setLocalOnly(boolean b) {
            mLocalOnly = b;
            return this;
        }
Set whether or not this notification is only relevant to the current device.

<p>Some notifications can be bridged to other devices for remote display.
This hint can be set to recommend this notification not be bridged.
android/android_framework/base/src/main/java/github/tornaco/android/thanos/core/compat/NotificationCompat.java