src/vs/workbench/services/textfile/browser/textFileService.ts/AbstractTextFileService/getDecodedStream
class AbstractTextFileService:	async getDecodedStream(resource: URI, value: VSBufferReadableStream, options?: IReadTextFileEncodingOptions): Promise<ReadableStream<string>> {
		return (await this.doGetDecodedStream(resource, value, options)).stream;
	}