Run DepsToCopy on all ldd_files, not just the first one.
Run DepsToCopy on all ldd_files, not just the first one.

This avoid skipping the dependencies of bsdiff, bspatch and cgpt.

BUG=chromium-os:15766
TEST=ran generate_au_zip, ensured bsdiff dependencies are included in the .zip

Change-Id: I7dfe5d1a3197df0f6036e33a20989813a22b16cc
Reviewed-on: http://gerrit.chromium.org/gerrit/1564
Tested-by: Darin Petkov <78a9f901370f79bffab0f0650001fa5e6b8f6fd2@chromium.org>
Reviewed-by: David McMahon <d7a8ce96a624b268d0a29e63bafad5dd5091190e@google.com>
Tested-by: David McMahon <d7a8ce96a624b268d0a29e63bafad5dd5091190e@google.com>
Tested-by: David McMahon <d7a8ce96a624b268d0a29e63bafad5dd5091190e@chromium.org>
Reviewed-by: David McMahon <d7a8ce96a624b268d0a29e63bafad5dd5091190e@chromium.org>

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