inline deprecations in kbn-test

Author: mshustov

packages/kbn-test/src/functional_test_runner/lib/config/read_config_file.ts

@@ -18,10 +18,9 @@
  */
 
 import { ToolingLog } from '@kbn/dev-utils';
-import { defaultsDeep } from 'lodash';
+import { get, unset, defaultsDeep } from 'lodash';
 
 import { Config } from './config';
-import { transformDeprecations } from './transform_deprecations';
 
 const cache = new WeakMap();
 
@@ -53,7 +52,13 @@ async function getSettingsFromFile(log: ToolingLog, path: string, settingOverrid
   );
 
   const logDeprecation = (error: string | Error) => log.error(error);
-  return transformDeprecations(settingsWithDefaults, logDeprecation);
+
+  if (get(settingsWithDefaults, 'servers.webdriver') !== undefined) {
+    logDeprecation('servers.webdriver is deprecated and is no longer used');
+    unset(settingsWithDefaults, 'servers.webdriver');
+  }
+
+  return settingsWithDefaults;
 }
 
 export async function readConfigFile(log: ToolingLog, path: string, settingOverrides: any = {}) {