V8: Add s390 bots.

masters/master.client.v8.ports/slaves.cfg

Index: masters/master.client.v8.ports/slaves.cfg
diff --git a/masters/master.client.v8.ports/slaves.cfg b/masters/master.client.v8.ports/slaves.cfg
index 5ffa490cabd6861b1349bfc4b846e055478f31a7..0be11688b3752324c533f4329a3a3f0cb19bd617 100644
--- a/masters/master.client.v8.ports/slaves.cfg
+++ b/masters/master.client.v8.ports/slaves.cfg
@@ -11,6 +11,14 @@
 slaves = [
   {
     'master': 'V8Ports',
+    'builder': ['V8 Linux - s390 - sim', 'V8 Linux - s390x - sim'],
+    'hostname': 'slave26-c3',

[Michael Achenbach, 2016/04/06 14:21:13]

Removed that slave from client.v8 here:
https://codereview.chromium.org/1858233002/

+    'os': 'linux',
+    'version': 'trusty',
+    'bits': '64',
+  },
+  {
+    'master': 'V8Ports',
     'builder': ['V8 Linux - x87 - nosnap - debug builder'],
     'hostname': 'slave5-c3',
     'os': 'linux',
@@ -25,4 +33,4 @@ slaves = [
     'version': 'precise',
     'bits': '32',
   },
-]
+]