Lacros: Stop generating testing args for Lacros at build time

There is a plan to refactor Lacros VM/Device tests to specify testing
args at runtime instead of at build time, so this CL stops generating
them at build time.

Bug: 1195415
Change-Id: I342da2a9c3ba0414a935600dd8c46d30d132a18b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2832213
Commit-Queue: Yuke Liao <liaoyuke@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@google.com>
Reviewed-by: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/master@{#873498}
GitOrigin-RevId: e8088a9afbd9a00fb6d0434c4598fc5d97394f57
1 file changed