/usr/share/vala/vapi/desktop-agnostic-ui.deps is in libdesktop-agnostic-dev 0.3.92+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | desktop-agnostic-fdo
gtk+-2.0
desktop-agnostic-vfs
desktop-agnostic
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