@Override
        public WearableExtender clone() {
            WearableExtender that = new WearableExtender();
            that.mActions = new ArrayList<>(this.mActions);
            that.mFlags = this.mFlags;
            that.mDisplayIntent = this.mDisplayIntent;
            that.mPages = new ArrayList<>(this.mPages);
            that.mBackground = this.mBackground;
            that.mContentIcon = this.mContentIcon;
            that.mContentIconGravity = this.mContentIconGravity;
            that.mContentActionIndex = this.mContentActionIndex;
            that.mCustomSizePreset = this.mCustomSizePreset;
            that.mCustomContentHeight = this.mCustomContentHeight;
            that.mGravity = this.mGravity;
            that.mHintScreenTimeout = this.mHintScreenTimeout;
            that.mDismissalId = this.mDismissalId;
            that.mBridgeTag = this.mBridgeTag;
            return that;
        }
Apply wearable extensions to a notification that is being built. This is typically
called by the {@link NotificationCompat.Builder#extend} method of
{@link NotificationCompat.Builder}.
android/android_framework/base/src/main/java/github/tornaco/android/thanos/core/compat/NotificationCompat.java