Flip builders on chromium.memory to MB.

scripts/slave/recipes/chromium.expected/full_chromium_memory_Mac_ASan_64_Builder.json

Index: scripts/slave/recipes/chromium.expected/full_chromium_memory_Mac_ASan_64_Builder.json
diff --git a/scripts/slave/recipes/chromium.expected/full_chromium_memory_Mac_ASan_64_Builder.json b/scripts/slave/recipes/chromium.expected/full_chromium_memory_Mac_ASan_64_Builder.json
index bc181456a454f3f1710a9391b1ae2f8d6c1d21b1..7ecb8d2825a6a1a537d7b237e9f1d61bc7755d0f 100644
--- a/scripts/slave/recipes/chromium.expected/full_chromium_memory_Mac_ASan_64_Builder.json
+++ b/scripts/slave/recipes/chromium.expected/full_chromium_memory_Mac_ASan_64_Builder.json
@@ -181,6 +181,7 @@
     "cwd": "[SLAVE_BUILD]/src",
     "env": {
       "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json",
+      "GYP_CHROMIUM_NO_ACTION": "1",
       "GYP_DEFINES": "asan=1 clang=1 component=static_library fastbuild=0 gomadir='[CACHE]/cipd/goma' host_arch=x64 target_arch=x64 test_isolation_mode=prepare use_goma=1",
       "PATH": "%(PATH)s:RECIPE_PACKAGE_REPO[depot_tools]"
     },
@@ -257,6 +258,33 @@
     "name": "clean isolated files"
   },
   {
+    "cmd": [
+      "python",
+      "-u",
+      "[SLAVE_BUILD]/src/tools/mb/mb.py",
+      "gen",
+      "-m",
+      "chromium.memory",
+      "-b",
+      "Mac ASan 64 Builder",
+      "--config-file",
+      "[SLAVE_BUILD]/src/tools/mb/mb_config.pyl",
+      "--goma-dir",
+      "[CACHE]/cipd/goma",
+      "--swarming-targets-file",
+      "browser_tests\n",
+      "//out/Release"
+    ],
+    "env": {
+      "GOMA_SERVICE_ACCOUNT_JSON_FILE": "/creds/service_accounts/service-account-goma-client.json"
+    },
+    "name": "generate_build_files",
+    "~followup_annotations": [
+      "@@@STEP_LOG_LINE@swarming-targets-file.txt@browser_tests@@@",
+      "@@@STEP_LOG_END@swarming-targets-file.txt@@@"
+    ]
+  },
+  {
     "allow_subannotations": true,
     "cmd": [
       "python",