call: Call,
          response: Response,
        ) {
          call.cancel()
          try {
            bodyRef.set(response.body.string())
          } catch (e: IOException) {
            // It is ok if this broke the stream.
            bodyRef.set("A")
            throw e // We expect to not loop into onFailure in this case.
          } finally {
            latch.countDown()