PGO trybot GN arguments

Adding PGO trybot GN arguments to mb_config.pyl

Change-Id: I00cbb3c8165792858fc5f60f39723528ca71361f
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2552883Reviewed-by: Garrett Beaty <gbeaty@chromium.org>
Commit-Queue: Jeff Yoon <jeffyoon@google.com>
Cr-Commit-Position: refs/heads/master@{#833623}

tools/mb/mb_config.pyl

@@ -879,6 +879,13 @@
       'win64-chrome-stable': 'official_goma_x64',
     },
 
+    'tryserver.chrome.pgo': {
+      'linux-pgo-trunk': 'official_goma_linux_pgo',
+      'mac-pgo-trunk': 'official_goma_mac_pgo',
+      'win32-pgo-trunk': 'official_goma_x86_pgo',
+      'win64-pgo-trunk': 'official_goma_x64_pgo',
+    },
+
     'tryserver.chromium.chromiumos': {
       # TODO(crbug.com/913750): Enable DCHECKS on the two amd64-generic bots
       # and two kevin bots when the PFQ has it enabled.

tools/mb/mb_config_expectations/tryserver.chrome.pgo.json

+{
+  "linux-pgo-trunk": {
+    "gn_args": {
+      "chrome_pgo_phase": 1,
+      "is_chrome_branded": true,
+      "is_component_build": false,
+      "is_official_build": true,
+      "strip_absolute_paths_from_debug_symbols": true,
+      "symbol_level": 0,
+      "use_goma": true
+    }
+  },
+  "mac-pgo-trunk": {
+    "gn_args": {
+      "chrome_pgo_phase": 1,
+      "enable_keystone_registration_framework": false,
+      "enable_widevine_cdm_host_verification": false,
+      "ignore_missing_widevine_signing_cert": true,
+      "is_chrome_branded": true,
+      "is_component_build": false,
+      "is_official_build": true,
+      "strip_absolute_paths_from_debug_symbols": true,
+      "symbol_level": 0,
+      "use_goma": true
+    }
+  },
+  "win32-pgo-trunk": {
+    "gn_args": {
+      "chrome_pgo_phase": 1,
+      "enable_resource_allowlist_generation": false,
+      "is_chrome_branded": true,
+      "is_component_build": false,
+      "is_official_build": true,
+      "strip_absolute_paths_from_debug_symbols": true,
+      "symbol_level": 0,
+      "target_cpu": "x86",
+      "use_goma": true
+    }
+  },
+  "win64-pgo-trunk": {
+    "gn_args": {
+      "chrome_pgo_phase": 1,
+      "enable_resource_allowlist_generation": false,
+      "is_chrome_branded": true,
+      "is_component_build": false,
+      "is_official_build": true,
+      "strip_absolute_paths_from_debug_symbols": true,
+      "symbol_level": 0,
+      "target_cpu": "x64",
+      "use_goma": true
+    }
+  }
+}
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