We've seen some tests take up to 60s to complete on a busy armhf
machine. Even a busy x86_64 machine can use more than 5s on some tests.

Increase timeouts to increase chances of a successful build.

--- a/nss/gtests/ssl_gtest/tls_connect.cc	2017-03-14 22:47:30.855813629 +0100
+++ b/nss/gtests/ssl_gtest/tls_connect.cc	2017-03-14 22:48:49.042335273 +0100
@@ -245,7 +245,7 @@
 
   ASSERT_TRUE_WAIT((client_->state() != TlsAgent::STATE_CONNECTING) &&
                        (server_->state() != TlsAgent::STATE_CONNECTING),
-                   5000);
+                   300000);
 }
 
 void TlsConnectTestBase::EnableExtendedMasterSecret() {
@@ -385,7 +385,7 @@
   if (failing_side == TlsAgent::CLIENT) {
     failing_agent = client_;
   }
-  ASSERT_TRUE_WAIT(failing_agent->state() == TlsAgent::STATE_ERROR, 5000);
+  ASSERT_TRUE_WAIT(failing_agent->state() == TlsAgent::STATE_ERROR, 300000);
 }
 
 void TlsConnectTestBase::ConfigureVersion(uint16_t version) {
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<th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/dejagnu.scm?id=62548232711b2f34fa6a03caee2b3cf082c99ada&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-03-23 04:41:35 -0400'>2018-03-23</span></td><td><a href='/guix/commit/gnu/packages/dejagnu.scm?id=f97cb24967c2787034c3d9a5fce2cf4c1b0c0b3a'>gnu: dejagnu: Return #t from all phases.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/dejagnu.scm (dejagnu)[arguments]: Return #t from all phases.
Raise an exception if make check fails.
</span></span></td><td>Mark H Weaver</td></tr>
<tr><td><span title='2017-11-02 13:12:15 +0200'>2017-11-02</span></td><td><a href='/guix/commit/gnu/packages/dejagnu.scm?id=30ee6bf5d2806164de417fb44dbb6eb342e1f6d3'>gnu: dejagnu: Update to 1.6.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/dejagnu.scm (dejagnu): Update to 1.6.1.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2016-10-09 08:56:10 +0300'>2016-10-09</span></td><td><a href='/guix/commit/gnu/packages/dejagnu.scm?id=72d6655c55a45405d2456c7f6c2884b851ca1a39'>gnu: dejagnu: Use 'modify-phases' syntax.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/dejagnu.scm (dejagnu)[arguments]: Use 'modify-phases'
syntax.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2016-10-09 08:55:51 +0300'>2016-10-09</span></td><td><a href='/guix/commit/gnu/packages/dejagnu.scm?id=539ab1afdd1d65d666719d5db3b221dd160de59f'>gnu: dejagnu: Update to 1.6.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/dejagnu.scm (dejagnu): Update to 1.6.
[home-page]: Use https.
[license]: Update to gpl3+.
</span></span></td><td>Efraim Flashner</td></tr>