Make the Mojo ChromiumOS fyi bot release+dcheck.

tools/mb/mb_config.pyl

 # 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.
 
 {
   # This is a map of buildbot master names -> buildbot builder names ->
   # config names (where each config name is a key in the 'configs' dict,
   # below). MB uses this dict to look up which config to use for a given bot.
   'masters': {
     'chromeos.chrome': {
@@ skipping 230 matching lines @@
       'Libfuzzer Upload Linux ASan Debug': 'gn_debug_libfuzzer_asan',
       'Libfuzzer Upload Linux MSan': 'gn_release_libfuzzer_msan',
       'Libfuzzer Upload Linux UBSan': 'gn_release_libfuzzer_ubsan',
       'Libfuzzer Upload Mac ASan': 'gn_release_libfuzzer_mac_asan',
       'Linux ARM': 'swarming_gn_release_bot_arm',
       'Linux deterministic': 'gn_release_bot',
       'Linux remote_run Builder': 'swarming_gn_release_bot',
       'Linux remote_run Tester': 'swarming_gn_release_bot',
       'Linux V8 API Stability': 'gn_release_bot',
       'Mac deterministic': 'gn_release_bot_mac_strip',
-      # TODO(mojo): Make 'Mojo ChromiumOS' release+dcheck; see crbug.com/594674
-      'Mojo ChromiumOS': 'swarming_chromeos_gn_ozone_debug_bot',
+      'Mojo ChromiumOS': 'swarming_chromeos_gn_ozone_release_trybot',
       'Mojo Windows': 'gn_release_bot_minimal_symbols_x86',
       'Site Isolation Linux': 'gn_release_trybot',
       'Site Isolation Win': 'gn_release_trybot_x86',
       'UBSanVptr Linux': 'gn_ubsan_vptr_release_bot',
       'WebKit Linux - TraceWrappables': 'swarming_gn_release_bot_x64',
       'WebKit Linux - WPTServe': 'swarming_gn_release_bot',
       'WebKit Mac - WPTServe': 'swarming_gn_release_bot',
       'WebKit Win - WPTServe': 'swarming_gn_release_bot_minimal_symbols_x86',
       'Win 10 Fast Ring': 'gn_release_trybot_x64',
       'Windows deterministic': 'gn_release_bot_minimal_symbols_x86',
@@ skipping 1368 matching lines @@
     ],
 
     'swarming_asan_lsan_gn_release_trybot': [
       'swarming', 'asan', 'lsan', 'gn', 'release_trybot',
     ],
 
     'swarming_chromeos_gn_debug_bot': [
       'swarming', 'chromeos_with_codecs', 'gn', 'debug_bot',
     ],
 
-    'swarming_chromeos_gn_ozone_debug_bot': [
-      'swarming', 'chromeos_with_codecs', 'gn', 'ozone', 'debug_bot',
-    ],
-
     'swarming_chromeos_gn_debug_trybot': [
       'swarming', 'chromeos_with_codecs', 'gn', 'debug_trybot',
     ],
 
     'swarming_chromeos_gn_ozone_release_trybot': [
       'swarming', 'chromeos_with_codecs', 'gn', 'ozone', 'release_trybot',
     ],
 
     'swarming_chromeos_gn_release_bot': [
       'swarming', 'chromeos_with_codecs', 'gn', 'release_bot',
@@ skipping 813 matching lines @@
     },
 
     'drfuzz': { 'gn_args': 'use_drfuzz=true' },
 
     'drmemory': {
       'gn_args': 'is_component_build=true enable_iterator_debugging=false',
       'gyp_defines': 'component=shared_library build_for_tool=drmemory',
     },
   },
 }