Adding new mac laptop VMs to perf waterfall.

scripts/slave/recipe_modules/chromium_tests/chromium_perf.py

 # Copyright 2015 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.
 
 import collections
 
 from . import steps
 
 import DEPS
 CHROMIUM_CONFIG_CTX = DEPS['chromium'].CONFIG_CTX
@@ skipping 85 matching lines @@
 
   if not parent_buildername:
     parent_buildername = builders[platform][target_bits]
   spec['parent_buildername'] = parent_buildername
   spec['perf-id'] = perf_id
   spec['results-url'] = 'https://chromeperf.appspot.com'
 
   return spec
 
 
+def _AddIsolatedTestSpec(name, perf_id, platform, target_bits=64):
+  spec = TestSpec('chromium_perf', perf_id, platform, target_bits)
+  spec['enable_swarming'] = True
+  SPEC['builders'][name] = spec
+
+
 def _AddBuildSpec(
   name, platform, target_bits=64, add_to_bisect=False, enable_swarming=False):
   if target_bits == 64:
     perf_id = platform
   else:
     perf_id = '%s-%d' % (platform, target_bits)
 
   SPEC['builders'][name] = BuildSpec(
       'chromium_perf', perf_id, platform, target_bits, enable_swarming)
   assert target_bits not in builders[platform]
@@ skipping 59 matching lines @@
 
 
 _AddTestSpec('Mac 10.11 Perf', 'chromium-rel-mac11', 'mac',
              num_host_shards=5)
 _AddTestSpec('Mac 10.10 Perf', 'chromium-rel-mac10', 'mac',
              num_host_shards=5)
 _AddTestSpec('Mac Retina Perf', 'chromium-rel-mac-retina', 'mac',
              num_host_shards=5)
 _AddTestSpec('Mac HDD Perf', 'chromium-rel-mac-hdd', 'mac',
              num_host_shards=5)
+_AddIsolatedTestSpec('Mac Pro 10.11 Perf', 'chromium-rel-mac11-pro', 'mac')
+_AddIsolatedTestSpec('Mac Air 10.11 Perf', 'chromium-rel-mac11-air', 'mac')
 
 
 _AddTestSpec('Linux Perf', 'linux-release', 'linux',
              num_host_shards=5)