@@ -49,7 +49,6 @@ import type {
   ModuleOptions,
   ModuleType,
   NormalizedInputOptions,
-  OutputOptions,
   ParallelPluginHooks,
   PartialNull,
   PartialResolvedId,
@@ -135,13 +134,6 @@ export function throwClosedServerError(): never {
   throw err
 }
 
-export interface PluginContainerOptions {
-  cwd?: string
-  output?: OutputOptions
-  modules?: Map<string, { info: ModuleInfo }>
-  writeFile?: (name: string, source: string | Uint8Array) => void
-}
-
 /**
  * Create a plugin container with a set of plugins. We pass them as a parameter
  * instead of using environment.plugins to allow the creation of different