libevdev: Do not compile libevdev_hollow when emerging libevdev_hollow should only be used when testing within chroot. Link in-place/libevdev.so to libevdev_hollow. Tools dependent on libevdev will link against libevdev but will use libevdev or libevdev_hollow depending on if they compiled with -in-place or not. BUG=chromium:1073988 TEST=Check + in ~/trunk/src/platform/touchpad-tests that 'sudo make setup-in-place && touchtests' passes. + emerge-eve libevdev does not compile libevdev_hollow. Cq-Depend: chromium:2173446 Change-Id: I5f6d06ee78e05d152cc319d45aa6e69d6ea5af20 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/libevdev/+/2171880 Tested-by: Gwendal Grignou <[email protected]> Reviewed-by: Sean O'Brien <[email protected]> Reviewed-by: Mike Frysinger <[email protected]> Reviewed-by: Harry Cutts <[email protected]> Commit-Queue: Gwendal Grignou <[email protected]>