Add lacros-chrome to tryserver

Bug: 1166113
Change-Id: I77db7600afdf04d82cf824b8395f96500c31b824
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2634086
Auto-Submit: Sven Zheng <svenzheng@chromium.org>
Reviewed-by: Yuke Liao <liaoyuke@chromium.org>
Commit-Queue: Sven Zheng <svenzheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#844922}

tools/mb/mb_config.pyl

@@ -878,6 +878,7 @@
       'chromeos-eve-compile-chrome': 'chromeos_eve_include_unwind_tables_official',
       'chromeos-kevin-chrome': 'chromeos_kevin_include_unwind_tables_official',
       'chromeos-kevin-compile-chrome': 'chromeos_kevin_include_unwind_tables_official',
+      'lacros-chrome': 'chromeos_amd64-generic_lacros_official',
       'linux-chrome': 'official_goma',
       'linux-chrome-beta': 'official_goma',
       'linux-chrome-stable': 'official_goma',

tools/mb/mb_config_expectations/tryserver.chrome.json

@@ -119,6 +119,39 @@
       "use_goma": true
     }
   },
+  "lacros-chrome": {
+    "args_file": "//build/args/chromeos/amd64-generic.gni",
+    "gn_args": {
+      "chromeos_is_browser_only": true,
+      "cros_host_sysroot": "//build/linux/debian_sid_amd64-sysroot",
+      "cros_v8_snapshot_sysroot": "//build/linux/debian_sid_amd64-sysroot",
+      "enable_linux_installer": false,
+      "is_cfi": true,
+      "is_chrome_branded": true,
+      "is_chromeos_device": true,
+      "is_official_build": true,
+      "ozone_platform_headless": true,
+      "ozone_platform_wayland": true,
+      "ozone_platform_x11": false,
+      "rtc_use_pipewire": false,
+      "symbol_level": 1,
+      "target_os": "linux",
+      "use_custom_libcxx": false,
+      "use_custom_libcxx_for_host": true,
+      "use_evdev_gestures": false,
+      "use_gio": false,
+      "use_glib": false,
+      "use_goma": true,
+      "use_gtk": false,
+      "use_ozone": true,
+      "use_pangocairo": false,
+      "use_pulseaudio": false,
+      "use_system_libsync": false,
+      "use_thin_lto": true,
+      "use_v8_context_snapshot": false,
+      "use_vaapi": false
+    }
+  },
   "linux-chrome": {
     "gn_args": {
       "is_chrome_branded": true,