Deploy a single MacBook Pro Retina with AMD GPU on GPU FYI waterfall.

scripts/slave/recipe_modules/chromium_tests/chromium_gpu_fyi.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.
 
 from . import steps
 
 SPEC = {
   'settings': {
     'build_gs_bucket': 'chromium-gpu-fyi-archive',
     # WARNING: src-side runtest.py is only tested with chromium CQ builders.
@@ skipping 802 matching lines @@
         steps.generate_isolated_script,
       ],
       'bot_type': 'tester',
       'parent_buildername': 'GPU Mac Builder (dbg)',
       'testing': {
         'platform': 'mac',
       },
       'enable_swarming': True,
       'serialize_tests': True,
     },
+    'Mac Retina Release (AMD)': {
+      'chromium_config': 'chromium',
+      'chromium_apply_config': ['ninja_confirm_noop'],
+      'gclient_config': 'chromium',
+      'chromium_config_kwargs': {
+        'BUILD_CONFIG': 'Release',
+        'TARGET_BITS': 64,
+      },
+      'test_generators': [
+        steps.generate_gtest,
+        steps.generate_script,
+        steps.generate_isolated_script,
+      ],
+      'bot_type': 'tester',
+      'parent_buildername': 'GPU Mac Builder',
+      'testing': {
+        'platform': 'mac',
+      },
+      # Swarming is deliberately NOT enabled on this one-off configuration.
+      # Multiple copies of the machines have to be deployed into swarming
+      # in order to keep up with the faster cycle time of the tests.
+      'enable_swarming': False,
+    },
     'Android Release (Nexus 5)': {
       'chromium_config': 'android',
       'chromium_apply_config': ['chrome_with_codecs', 'mb'],
       'gclient_config': 'chromium',
       'gclient_apply_config': ['android'],
       'chromium_config_kwargs': {
         'BUILD_CONFIG': 'Release',
         'TARGET_BITS': 32,
         'TARGET_PLATFORM': 'android',
       },
@@ skipping 314 matching lines @@
         'aura_builder',
       ],
       'testing': {
         'platform': 'linux',
       },
       'enable_swarming': False,
       'use_isolate': True,
     },
   },
 }