chromecast/browser/cast_content_browser_manifest_overlay.json

{
  "name": "content_browser",
  "display_name": "Cast Shell (Browser)",
  "interface_provider_specs": {
    "service_manager:connector": {
      "provides": {
        "renderer": [
          "chromecast::media::mojom::MediaCaps"
        ]
      }
    }
  }
}