/usr/share/vala-0.30/vapi/clutter-gst-2.0.deps is in valac-0.30-vapi 0.30.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 | clutter-1.0
gstreamer-1.0
gstreamer-base-1.0
gstreamer-video-1.0
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