Add test for au_generator.zip contents.

Add a new script that can be run (usually outside the chroot) to validate the
contents of au_generator.zip. This is mostly done to validate our handling of
dynamic library exports.

BUG=chromium:214885
TEST=Manual run + added to cbuildbot BuildImage stage.

Change-Id: I3051d622eebb67d27b0871379dfe8eb68c8da6ea
Reviewed-on: https://gerrit.chromium.org/gerrit/60172
Reviewed-by: Ben Chan <benchan@chromium.org>
Commit-Queue: Don Garrett <dgarrett@chromium.org>
Tested-by: Don Garrett <dgarrett@chromium.org>
2 files changed