Adding flag com.android.window.flags.scrolling_from_letterbox to trunk_staging. This change was automatically created by advancing the Gantry workflow at: https://releasetracker.partner.android.com/changes/ccngeki000001?build_unique_id=ComAndroidWindowFlagsScrollingFromLetterboxLaunch-platform Do not edit this file manually or revert this change - use the Gantry workflow to manage the state of this flag. Bug: 353697519 Change-Id: I51d0914d551497e1b4c5640ba64cfb2fbbacc68d Flag: com.android.window.flags.scrolling_from_letterbox Ignore-AOSP-First: AConfig change for future AOSP release