Run Mus Demo and WS tests on Ozone Linux bot

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 .pyl, or "Python Literal", file. You can treat it just like a
 # .json file, with the following exceptions:
 # * all keys must be quoted (use single quotes, please);
 # * comments are allowed, using '#' syntax; and
 # * trailing commas are allowed.
 
@@ skipping 546 matching lines @@
       'linux_chromium_clobber_deterministic': 'release_trybot',
       'linux_chromium_clobber_rel_ng': 'release_trybot',
       'linux_chromium_compile_dbg_32_ng': 'debug_trybot_x86',
       'linux_chromium_compile_dbg_ng': 'debug_trybot',
       'linux_chromium_compile_rel_ng': 'release_trybot',
       'linux_chromium_dbg_32_ng': 'debug_trybot_x86',
       'linux_chromium_dbg_ng': 'debug_trybot',
       'linux_chromium_gn_upload': 'gn_linux_upload',
       'linux_chromium_headless_rel': 'headless_linux_release_trybot',
       'linux_chromium_ozone_compile_only_ng': 'ozone_linux_release_trybot',
+      'linux_chromium_ozone_ng': 'ozone_linux_release_trybot',
 
       # This is intentionally a release_bot and not a release_trybot;
       # enabling DCHECKs seems to cause flaky failures that don't show up
       # on the continuous builder.
       'linux_chromium_msan_rel_ng': 'msan_release_bot',
 
       'linux_chromium_rel_ng': 'gpu_tests_release_trybot',
       'linux_chromium_tsan_rel_ng': 'tsan_disable_nacl_release_trybot',
       'linux_chromium_ubsan_rel_ng': 'ubsan_vptr_release_trybot',
 
@@ skipping 1234 matching lines @@
     'optimize_for_fuzzing': {
       'gn_args': 'optimize_for_fuzzing=true',
     },
 
     'ozone': {
       'gn_args': 'use_ozone=true',
     },
 
     'ozone_linux': {
       'gn_args': ('ozone_auto_platforms=false ozone_platform_wayland=true '
+                  'ozone_platform="x11" '
                   'ozone_platform_x11=true ozone_platform_gbm=true '
                   'enable_package_mash_services=true use_ash=false '
                   'use_jessie_sysroot=true use_xkbcommon=true'),
     },
 
     'pdf_xfa': {
       'gn_args': 'pdf_enable_xfa=true',
     },
 
     # Note: This is probably not what you want to use. Instead use one of the
@@ skipping 87 matching lines @@
 
     'x64': {
       'gn_args': 'target_cpu="x64"',
     },
 
     'x86': {
       'gn_args': 'target_cpu="x86"',
     },
   },
 }