InsetsState isn't needed when drawing snapshot with aspect ratio match

Allow there to draw snapshot starting window when InsetsState is null.

Flag: com.android.window.flags.draw_snapshot_aspect_ratio_match
Bug: 353951909
Test: hot launch app and verify snapshot starting window would shown.
Change-Id: If8fca8ef51742a230fc6d581b548a02874f99006
1 file changed