sign_official_build: Use for in-place firmware signing.

We recently fixed a bug in the script to perform
root key replacement after signing FWA and FWB to allow to correctly determine the preamble flag to use.

As it turns out, the script used by the signer
for in-place firmware re-signing was using a different code path (by
directly calling

This change makes sign_official_build script call instead.

TEST=tried signing a vanilla lumpy image with and without the fix, and
     observed the value of preamble flag used.

Change-Id: Icffb1d86fbe44f69e444da51fe251ad3427635c6
Reviewed-by: Duncan Laurie <>
Tested-by: Gaurav Shah <>
1 file changed