Promote deterministic build CI to real CI (tree closer, except for the Clang builder)

masters/master.chromium.mac/slaves.cfg

 # -*- python -*-
 # ex: set syntax=python:
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # See master.experimental/slaves.cfg for documentation.
 
 
@@ skipping 78 matching lines @@
     'os': 'mac',
     'version': '10.9',
   },
   {
     'master': 'ChromiumMac',
     'hostname': 'vm617-m1',
     'builder': ['Mac GN', 'Mac GN (dbg)'],
     'os': 'mac',
     'version': '10.9',
     'bits': '64',
-  }
+  },
+  {
+    'master': 'ChromiumMac',
+    'builder': 'Mac deterministic build',
+    'hostname': 'vm610-m1',
+    'os': 'mac',
+    'version': '10.9',
+    'bits': '64',
+  },
 ]