V8: Add gcmole to CQ.

scripts/slave/recipes/v8.expected/full_tryserver_v8_v8_linux_rel_ng.json

 [
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_MODULE[depot_tools::bot_update]/resources/bot_update.py",
       "--master",
       "tryserver.v8",
       "--builder",
       "v8_linux_rel_ng",
@@ skipping 76 matching lines @@
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_PACKAGE_REPO[depot_tools]/gclient.py",
       "runhooks"
     ],
     "cwd": "[SLAVE_BUILD]",
     "env": {
-      "GYP_DEFINES": "clang=1 dcheck_always_on=1 fastbuild=1 gomadir='[BUILD]/goma' target_arch=ia32 test_isolation_mode=prepare use_goma=1 v8_target_arch=ia32",
+      "GYP_DEFINES": "clang=1 dcheck_always_on=1 fastbuild=1 gcmole=1 gomadir='[BUILD]/goma' target_arch=ia32 test_isolation_mode=prepare use_goma=1 v8_target_arch=ia32",
       "GYP_GENERATORS": "ninja",
       "PATH": "%(PATH)s:RECIPE_PACKAGE_REPO[depot_tools]"
     },
     "name": "gclient runhooks"
   },
   {
     "cmd": [
       "python",
       "-u",
       "RECIPE_PACKAGE_REPO[build]/scripts/tools/runit.py",
@@ skipping 70 matching lines @@
       "/path/to/tmp/json",
       "--isolate-server",
       "https://isolateserver.appspot.com",
       "--verbose",
       "[SLAVE_BUILD]/v8/out/Release/benchmarks.isolated.gen.json",
       "[SLAVE_BUILD]/v8/out/Release/bot_default.isolated.gen.json",
       "[SLAVE_BUILD]/v8/out/Release/ignition.isolated.gen.json",
       "[SLAVE_BUILD]/v8/out/Release/mjsunit.isolated.gen.json",
       "[SLAVE_BUILD]/v8/out/Release/mozilla.isolated.gen.json",
       "[SLAVE_BUILD]/v8/out/Release/optimize_for_size.isolated.gen.json",
+      "[SLAVE_BUILD]/v8/out/Release/run-gcmole.isolated.gen.json",
       "[SLAVE_BUILD]/v8/out/Release/simdjs.isolated.gen.json",
       "[SLAVE_BUILD]/v8/out/Release/test262.isolated.gen.json"
     ],
     "cwd": "[SLAVE_BUILD]",
     "name": "isolate tests",
     "~followup_annotations": [
       "@@@STEP_LOG_LINE@json.output@{@@@",
       "@@@STEP_LOG_LINE@json.output@  \"benchmarks\": \"[dummy hash for benchmarks]\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"bot_default\": \"[dummy hash for bot_default]\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"ignition\": \"[dummy hash for ignition]\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"mjsunit\": \"[dummy hash for mjsunit]\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"mozilla\": \"[dummy hash for mozilla]\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"optimize_for_size\": \"[dummy hash for optimize_for_size]\", @@@",
+      "@@@STEP_LOG_LINE@json.output@  \"run-gcmole\": \"[dummy hash for run-gcmole]\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"simdjs\": \"[dummy hash for simdjs]\", @@@",
       "@@@STEP_LOG_LINE@json.output@  \"test262\": \"[dummy hash for test262]\"@@@",
       "@@@STEP_LOG_LINE@json.output@}@@@",
       "@@@STEP_LOG_END@json.output@@@"
     ]
   },
   {
     "cmd": [],
     "cwd": "[SLAVE_BUILD]",
     "name": "trigger",
@@ skipping 14 matching lines @@
           "requester": "commit-bot@chromium.org",
           "revision": "12345",
           "rietveld": "https://codereview.chromium.org",
           "swarm_hashes": {
             "benchmarks": "[dummy hash for benchmarks]",
             "bot_default": "[dummy hash for bot_default]",
             "ignition": "[dummy hash for ignition]",
             "mjsunit": "[dummy hash for mjsunit]",
             "mozilla": "[dummy hash for mozilla]",
             "optimize_for_size": "[dummy hash for optimize_for_size]",
+            "run-gcmole": "[dummy hash for run-gcmole]",
             "simdjs": "[dummy hash for simdjs]",
             "test262": "[dummy hash for test262]"
           }
         }
       }
     ],
     "~followup_annotations": [
       "@@@STEP_TEXT@v8_linux_rel_ng_triggered@@@"
     ]
   },
   {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0
   }
 ]