services/content/manifest.json

{
  "name": "content",
  "display_name": "Content Service",
  "interface_provider_specs": {
    "service_manager:connector": {
      "provides": {
        // The |navigation| capability allows a service to acquire embeddable,
        // navigable contents. for now, access to this capability should be
        // restricted only to services which are at least as trusted as the
        // Chrome browser process (e.g., Ash).
        "navigation": [
          "content.mojom.NavigableContentsFactory"
        ]
      }
    }
  }
}