Remove workaround for 'time-monotonic' in Guile 2.2.2.

This is a followup to e688c2df3924423b67892cc9939ca099c729d1cb.

* build-aux/hydra/evaluate.scm <top level>: Remove 'time-monotonic'
definition.
* guix/cache.scm: Likewise.
* guix/progress.scm: Likewise.
* guix/scripts/substitute.scm: Likewise.
* guix/scripts/weather.scm: Likewise.
* tests/cache.scm: Likewise.

1 files changed, 1 insertions, 8 deletions

diff --git a/tests/cache.scm b/tests/cache.scm
index e46cdd816dc..80b44d69aad 100644
--- a/tests/cache.scm
+++ b/tests/cache.scm
@@ -1,5 +1,5 @@
 ;;; GNU Guix --- Functional package management for GNU
-;;; Copyright © 2017 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2017, 2020 Ludovic Courtès <ludo@gnu.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -24,13 +24,6 @@
   #:use-module ((guix utils) #:select (call-with-temporary-directory))
   #:use-module (ice-9 match))
 
-(cond-expand
-  (guile-2.2
-   ;; Guile 2.2.2 has a bug whereby 'time-monotonic' objects have seconds and
-   ;; nanoseconds swapped (fixed in Guile commit 886ac3e).  Work around it.
-   (define time-monotonic time-tai))
-  (else #t))
-
 (test-begin "cache")
 
 (test-equal "remove-expired-cache-entries"