MB: Add experimental trybot configs

tools_webrtc/mb/mb_config.pyl

 # Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
 # FOR DETAILS ON THIS FILE SEE THE MAIN COPY IN //tools/mb/mb_config.pyl.
 # This is configuration for standalone WebRTC bots. It is used to keep the bot
@@ skipping 118 matching lines @@
       'ios64_sim_ios9_dbg': 'ios',
       'ios64_sim_ios10_dbg': 'ios',
 
       # Mac
       'mac_compile_dbg': 'debug_bot_x64',
       'mac_compile_rel': 'release_bot_x64',
       'mac_dbg': 'debug_bot_x64',
       'mac_rel': 'release_bot_x64',
       'mac_asan': 'mac_asan_clang_release_bot_x64',
       'mac_baremetal': 'release_bot_x64',
+      'mac_experimental': 'release_bot_x64',
 
       # Linux
       'linux_compile_dbg': 'debug_bot_x64',
       'linux_compile_rel': 'release_bot_x64',
       'linux_dbg': 'debug_bot_x64',
       'linux_rel': 'release_bot_x64',
       'linux_arm64_dbg': 'debug_bot_arm64',
       'linux_arm64_rel': 'release_bot_arm64',
       'linux32_dbg': 'debug_bot_x86',
       'linux32_rel': 'release_bot_x86',
       'linux32_arm_dbg': 'debug_bot_arm',
       'linux32_arm_rel': 'release_bot_arm',
       'linux_asan': 'asan_lsan_clang_release_bot_x64',
       'linux_gcc_rel': 'gcc_release_bot_x64',
       'linux_memcheck': 'memcheck_release_bot_x64',
       'linux_msan': 'msan_clang_release_bot_x64',
       'linux_tsan2': 'tsan_clang_release_bot_x64',
       'linux_ubsan': 'ubsan_clang_release_bot_x64',
       'linux_ubsan_vptr': 'ubsan_vptr_clang_release_bot_x64',
       'linux_baremetal': 'release_bot_x64',
+      'linux_experimental': 'release_bot_x64',
       'linux_libfuzzer_rel': 'libfuzzer_asan_release_bot_x64',
 
       # Android
       'android_compile_dbg': 'android_debug_static_bot_arm',
       'android_compile_rel': 'android_release_bot_arm',
       'android_compile_arm64_dbg': 'android_debug_static_bot_arm64',
       'android_compile_arm64_rel': 'android_release_bot_arm64',
       'android_compile_x86_dbg': 'android_debug_static_bot_x86',
       'android_compile_x86_rel': 'android_release_bot_x86',
       'android_compile_x64_dbg': 'android_debug_static_bot_x64',
@@ skipping 12 matching lines @@
       'win_rel': 'release_bot_x86',
       'win_x64_dbg': 'debug_bot_x64',
       'win_x64_rel': 'release_bot_x64',
       'win_clang_dbg': 'win_clang_debug_bot_x86',
       'win_clang_rel': 'win_clang_release_bot_x86',
       'win_x64_clang_dbg': 'win_clang_debug_bot_x64',
       'win_x64_clang_rel': 'win_clang_release_bot_x64',
       'win_asan': 'win_asan_clang_release_bot_x86',
       'win_msvc_rel': 'win_msvc_release_bot_x86',
       'win_baremetal': 'release_bot_x86',
+      'win_experimental': 'release_bot_x86',
       'win_x64_win8': 'debug_bot_x64',
       'win_x64_win10': 'debug_bot_x64',
     }
   },
 
   # This is the list of configs that you can pass to mb; each config
   # represents a particular combination of gn args that we must support.
   # A given config *may* be platform-specific but is not necessarily so (i.e.,
   # we might have mac, win, and linux bots all using the 'release_bot' config).
   'configs': {
@@ skipping 274 matching lines @@
 
     'x86': {
       'gn_args': 'target_cpu="x86"',
     },
 
     'use_default_libcxx': {
       'gn_args': 'use_custom_libcxx=false',
     }
   },
 }