chromeos: fix some compilation issues

This fixes some compilation issues observed with CONFIG_CHROMEOS.
Nothing within the vbootX subdirectories is functional yet, but
a partial compilation within the chromeos direction works now.
Notable fixes: duplicate definitions and missing prototypes.

Change-Id: I53c7b6dcf06b8bcf41a8555094b48968c0740026
Signed-off-by: Aaron Durbin <>
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <>
2 files changed