At the time of filing none of the files in /shell/platform/android/test/io/flutter/embedding/android have copyright notices.

https://github.com/flutter/engine/tree/8ccdbda31a991481567702f0050702ca6777d044/shell/platform/android/test/io/flutter/embedding/android

Bonus points for figuring out if there is a linter that should enforce the copyright notice and teaching it to analyze this folder.