bot_scaling: Add swarming field and remove Resourceusage type

Add a field to track the swarming URL for each config message, as well
as removing ResourceUsage as it has been decommissioned in favor of

Bug: chromium:1093415
Change-Id: If1578ed252a59f958829ea570f2583bef238687b
Reviewed-by: Sean Abraham <>
Reviewed-by: David Burger <>
Commit-Queue: Mike Nichols <>
Tested-by: Mike Nichols <>
2 files changed