to avoid risks of confusion on GPLv2 licensed code.

GPLv2 code is not _intended_ to be integrated into 3rd party application,
but it can be used for that nonetheless (provided compliance with GPLv2 licence).
It just receives less focus and support into this direction.

(cherry picked from commit 97df1c97)

Change-Id: Iea6f672d641998e4afdc36718bcd9c476d28857c