Add --path and --url options to show only the dependencies that match
one of the given paths or URLs.

Bug: None
Change-Id: I12c205545b7ce54b56abcd62f9bf1db229b4fd77
Reviewed-on: https://chromium-review.googlesource.com/951963Reviewed-by: Aaron Gable <agable@chromium.org>
Commit-Queue: Edward Lesmes <ehmaldonado@chromium.org>