Run Dart tests on 6-hour interval

IN-70

Change-Id: Id62f19f5afb3ee71013ce1e03027ed0551658643
diff --git a/services/cr-buildbucket.cfg b/services/cr-buildbucket.cfg
index f9f4f94..d1a8cba 100644
--- a/services/cr-buildbucket.cfg
+++ b/services/cr-buildbucket.cfg
@@ -370,6 +370,28 @@
     }
 
     builders {
+      category: "Dart"
+      name: "dart-x86_64-linux-debug",
+      dimensions: "os:Linux"
+      dimensions: "kvm:1"
+      recipe {
+        name: "dart"
+        properties: "build_type:debug"
+      }
+    }
+
+    builders {
+      category: "Dart"
+      name: "dart-x86_64-linux-release",
+      dimensions: "os:Linux"
+      dimensions: "kvm:1"
+      recipe {
+        name: "dart"
+        properties: "build_type:release"
+      }
+    }
+
+    builders {
       category: "Drivers"
       name: "drivers-aarch64-linux-debug"
       mixins: "drivers"
diff --git a/services/luci-scheduler.cfg b/services/luci-scheduler.cfg
index a3a0d3d..fa2e0d1 100644
--- a/services/luci-scheduler.cfg
+++ b/services/luci-scheduler.cfg
@@ -170,6 +170,28 @@
 }
 
 job {
+  id: "dart-x86_64-debug"
+  acl_sets: "default"
+  schedule: "with 6h interval"
+  buildbucket: {
+    server: "https://cr-buildbucket.appspot.com"
+    bucket: "luci.fuchsia.continuous"
+    builder: "dart-x86_64-linux-debug"
+  }
+}
+
+job {
+  id: "dart-x86_64-release"
+  acl_sets: "default"
+  schedule: "with 6h interval"
+  buildbucket: {
+    server: "https://cr-buildbucket.appspot.com"
+    bucket: "luci.fuchsia.continuous"
+    builder: "dart-x86_64-linux-release"
+  }
+}
+
+job {
   id: "drivers-aarch64-linux-debug"
   acl_sets: "default"
   schedule: "with 10m interval"