Enable task service account on builders using "chromium-ci-builder@"

With Goma builders, we have confirmed that
chromium-ci-builder@chops-service-accounts.iam.gserviceaccount.com
works as without using task service account for Goma.
Let me migrate the builders.

Bug: 1105814
Change-Id: Ic4dedf38c59f358909014d4f8b0c9379914bcb2c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2378780Reviewed-by: Takuto Ikuta <tikuta@chromium.org>
Commit-Queue: Yoshisato Yanagisawa <yyanagisawa@chromium.org>
Cr-Commit-Position: refs/heads/master@{#802101}

infra/config/dev/subprojects/chromium/ci.star

@@ -47,6 +47,7 @@ defaults.service_account.set(
     "chromium-ci-builder-dev@chops-service-accounts.iam.gserviceaccount.com",
 )
 defaults.swarming_tags.set(["vpython:native-python-wrapper"])
+defaults.goma_use_luci_auth.set(True)
 
 def ci_builder(*, name, **kwargs):
     return builder(

infra/config/generated/cr-buildbucket-dev.cfg

@@ -32,6 +32,7 @@ buckets {
         name: "swarming/staging"
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
+        properties_j: "$build/goma:{\"use_luci_auth\":true}"
         properties_j: "builder_group:\"chromium.dev\""
       }
       execution_timeout_secs: 10800
@@ -57,6 +58,7 @@ buckets {
         name: "swarming/staging"
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
+        properties_j: "$build/goma:{\"use_luci_auth\":true}"
         properties_j: "builder_group:\"chromium.dev\""
       }
       execution_timeout_secs: 10800
@@ -82,6 +84,7 @@ buckets {
         name: "swarming/staging"
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
+        properties_j: "$build/goma:{\"use_luci_auth\":true}"
         properties_j: "builder_group:\"chromium.dev\""
       }
       execution_timeout_secs: 10800
@@ -108,6 +111,7 @@ buckets {
         name: "swarming/staging"
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
+        properties_j: "$build/goma:{\"use_luci_auth\":true}"
         properties_j: "builder_group:\"chromium.dev\""
       }
       execution_timeout_secs: 10800
@@ -133,6 +137,7 @@ buckets {
         name: "swarming/staging"
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
+        properties_j: "$build/goma:{\"use_luci_auth\":true}"
         properties_j: "builder_group:\"chromium.dev\""
       }
       execution_timeout_secs: 10800
@@ -158,6 +163,7 @@ buckets {
         name: "swarming/staging"
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
+        properties_j: "$build/goma:{\"use_luci_auth\":true}"
         properties_j: "builder_group:\"chromium.dev\""
       }
       execution_timeout_secs: 10800
@@ -183,6 +189,7 @@ buckets {
         name: "swarming/staging"
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
+        properties_j: "$build/goma:{\"use_luci_auth\":true}"
         properties_j: "builder_group:\"chromium.dev\""
       }
       execution_timeout_secs: 10800

infra/config/lib/ci.star

@@ -110,6 +110,7 @@ def set_defaults(milestone_vars, **kwargs):
         service_account = "chromium-ci-builder@chops-service-accounts.iam.gserviceaccount.com",
         swarming_tags = ["vpython:native-python-wrapper"],
         triggered_by = [milestone_vars.ci_poller],
+        goma_use_luci_auth = True,
     )
     default_values.update(kwargs)
     for k, v in default_values.items():

infra/config/subprojects/webrtc/webrtc.fyi.star

@@ -44,6 +44,7 @@ defaults.pool.set("luci.chromium.webrtc.fyi")
 defaults.service_account.set("chromium-ci-builder@chops-service-accounts.iam.gserviceaccount.com")
 defaults.swarming_tags.set(["vpython:native-python-wrapper"])
 defaults.triggered_by.set(["webrtc-gitiles-trigger-master"])
+defaults.goma_use_luci_auth.set(True)
 
 # Builders are defined in lexicographic order by name
 

infra/config/subprojects/webrtc/webrtc.star

@@ -37,6 +37,7 @@ defaults.os.set(os.LINUX_DEFAULT)
 defaults.service_account.set("chromium-ci-builder@chops-service-accounts.iam.gserviceaccount.com")
 defaults.swarming_tags.set(["vpython:native-python-wrapper"])
 defaults.triggered_by.set(["master-gitiles-trigger"])
+defaults.goma_use_luci_auth.set(True)
 
 defaults.properties.set({
     "perf_dashboard_machine_group": "ChromiumWebRTC",