Switch RPM packager to use new dependency system

BUG=758654
[email protected]

Change-Id: Ib64eb4ace73d7803b083f4d40795193dedc288f7
Reviewed-on: https://chromium-review.googlesource.com/655943
Commit-Queue: Thomas Anderson <[email protected]>
Reviewed-by: Lei Zhang <[email protected]>
Cr-Commit-Position: refs/heads/master@{#501104}
5 files changed