Move projects_with_error_tracking_enabled to Core

Move `projects_with_error_tracking_enabled` metric from EE to CE

app/models/project.rb

@@ -571,6 +571,7 @@ class Project < ApplicationRecord
 
   scope :imported_from, -> (type) { where(import_type: type) }
   scope :with_tracing_enabled, -> { joins(:tracing_setting) }
+  scope :with_enabled_error_tracking, -> { joins(:error_tracking_setting).where(project_error_tracking_settings: { enabled: true }) }
 
   enum auto_cancel_pending_pipelines: { disabled: 0, enabled: 1 }
 

ee/app/models/ee/project.rb

@@ -134,7 +134,6 @@ module EE
       scope :with_security_reports, -> { where('EXISTS (?)', ::Ci::JobArtifact.security_reports.scoped_project.select(1)) }
       scope :with_github_service_pipeline_events, -> { joins(:github_service).merge(GithubService.pipeline_hooks) }
       scope :with_active_prometheus_service, -> { joins(:prometheus_service).merge(PrometheusService.active) }
-      scope :with_enabled_error_tracking, -> { joins(:error_tracking_setting).where(project_error_tracking_settings: { enabled: true }) }
       scope :with_enabled_incident_sla, -> { joins(:incident_management_setting).where(project_incident_management_settings: { sla_timer: true }) }
       scope :mirrored_with_enabled_pipelines, -> do
         joins(:project_feature).mirror.where(mirror_trigger_builds: true,

ee/lib/ee/gitlab/usage_data.rb

@@ -294,7 +294,6 @@ module EE
           super.merge({
             operations_dashboard_users_with_projects_added: distinct_count(UsersOpsDashboardProject.joins(:user).merge(::User.active).where(time_period), :user_id),
             projects_prometheus_active: distinct_count(::Project.with_active_prometheus_service.where(time_period), :creator_id),
-            projects_with_error_tracking_enabled: distinct_count(::Project.with_enabled_error_tracking.where(time_period), :creator_id),
             projects_incident_sla_enabled: count(::Project.with_enabled_incident_sla)
           })
         end

ee/spec/lib/ee/gitlab/usage_data_spec.rb

@@ -436,20 +436,17 @@ RSpec.describe Gitlab::UsageData do
         project = create(:project, creator: user)
         create(:users_ops_dashboard_project, user: user)
         create(:prometheus_service, project: project)
-        create(:project_error_tracking_setting, project: project)
         create(:project_incident_management_setting, :sla_enabled, project: project)
       end
 
       expect(described_class.usage_activity_by_stage_monitor({})).to include(
         operations_dashboard_users_with_projects_added: 2,
         projects_prometheus_active: 2,
-        projects_with_error_tracking_enabled: 2,
         projects_incident_sla_enabled: 2
       )
       expect(described_class.usage_activity_by_stage_monitor(described_class.last_28_days_time_period)).to include(
         operations_dashboard_users_with_projects_added: 1,
         projects_prometheus_active: 1,
-        projects_with_error_tracking_enabled: 1,
         projects_incident_sla_enabled: 2
       )
     end

lib/gitlab/usage_data.rb

@@ -617,7 +617,8 @@ module Gitlab
           operations_dashboard_default_dashboard: count(::User.active.with_dashboard('operations').where(time_period),
                                                         start: user_minimum_id,
                                                         finish: user_maximum_id),
-          projects_with_tracing_enabled: distinct_count(::Project.with_tracing_enabled.where(time_period), :creator_id)
+          projects_with_tracing_enabled: distinct_count(::Project.with_tracing_enabled.where(time_period), :creator_id),
+          projects_with_error_tracking_enabled: distinct_count(::Project.with_enabled_error_tracking.where(time_period), :creator_id)
         }
       end
       # rubocop: enable CodeReuse/ActiveRecord

spec/lib/gitlab/usage_data_spec.rb

@@ -294,19 +294,22 @@ RSpec.describe Gitlab::UsageData, :aggregate_failures do
         create(:project, creator: user)
         create(:clusters_applications_prometheus, :installed, cluster: cluster)
         create(:project_tracing_setting)
+        create(:project_error_tracking_setting)
       end
 
       expect(described_class.usage_activity_by_stage_monitor({})).to include(
         clusters: 2,
         clusters_applications_prometheus: 2,
         operations_dashboard_default_dashboard: 2,
-        projects_with_tracing_enabled: 2
+        projects_with_tracing_enabled: 2,
+        projects_with_error_tracking_enabled: 2
       )
       expect(described_class.usage_activity_by_stage_monitor(described_class.last_28_days_time_period)).to include(
         clusters: 1,
         clusters_applications_prometheus: 1,
         operations_dashboard_default_dashboard: 1,
-        projects_with_tracing_enabled: 1
+        projects_with_tracing_enabled: 1,
+        projects_with_error_tracking_enabled: 1
       )
     end
   end