Add new names of perf bots that will be migrated to LUCI

Originally added in https://chromium-review.googlesource.com/c/chromium/tools/build/+/1349351/10/scripts/slave/recipe_modules/webrtc/builders.py

Bug: chromium:908001
Change-Id: I73e889306d14c23db8ea622daade32cfa2bbadbe
Reviewed-on: https://webrtc-review.googlesource.com/c/112286
Commit-Queue: Oleh Prypin <oprypin@webrtc.org>
Reviewed-by: Yves Gerey <yvesg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#25829}
diff --git a/tools_webrtc/mb/mb_config.pyl b/tools_webrtc/mb/mb_config.pyl
index 549ee4c..50b4275 100644
--- a/tools_webrtc/mb/mb_config.pyl
+++ b/tools_webrtc/mb/mb_config.pyl
@@ -111,6 +111,10 @@
       'Linux Trusty': 'perf_release_bot_x64',
       'Mac 10.11': 'perf_release_bot_x64',
       'Win7': 'perf_release_bot_x86',
+
+      'Perf Linux Trusty': 'perf_release_bot_x64',
+      'Perf Mac 10.11': 'perf_release_bot_x64',
+      'Perf Win7': 'perf_release_bot_x86',
     },
     'client.webrtc.fyi': {
       # Mac