Move incident tracking module to correct services

IncidentManagement::UsageData was being included
for modules that do not use it, for example,
EpicLink::DestroyService and others.
This moves its inclusion into correct files.

app/services/concerns/incident_management/usage_data.rb

@@ -9,10 +9,5 @@ module IncidentManagement
 
       track_usage_event(:"incident_management_#{action}", current_user.id)
     end
-
-    # No-op as optionally overridden in implementing classes.
-    # For use to provide checks before calling #track_incident_action.
-    def track_event
-    end
   end
 end

app/services/issuable_links/create_service.rb

@@ -2,8 +2,6 @@
 
 module IssuableLinks
   class CreateService < BaseService
-    include IncidentManagement::UsageData
-
     attr_reader :issuable, :current_user, :params
 
     def initialize(issuable, user, params)
@@ -142,6 +140,10 @@ module IssuableLinks
     def set_link_type(_link)
       # no-op
     end
+
+    def track_event
+      # no-op
+    end
   end
 end
 

app/services/issuable_links/destroy_service.rb

@@ -2,8 +2,6 @@
 
 module IssuableLinks
   class DestroyService < BaseService
-    include IncidentManagement::UsageData
-
     attr_reader :link, :current_user, :source, :target
 
     def initialize(link, user)
@@ -41,5 +39,9 @@ module IssuableLinks
     def not_found_message
       'No Issue Link found'
     end
+
+    def track_event
+      # no op
+    end
   end
 end

app/services/issue_links/create_service.rb

@@ -2,6 +2,8 @@
 
 module IssueLinks
   class CreateService < IssuableLinks::CreateService
+    include IncidentManagement::UsageData
+
     def linkable_issuables(issues)
       @linkable_issuables ||= begin
         issues.select { |issue| can?(current_user, :admin_issue_link, issue) }

app/services/issue_links/destroy_service.rb

@@ -2,6 +2,8 @@
 
 module IssueLinks
   class DestroyService < IssuableLinks::DestroyService
+    include IncidentManagement::UsageData
+
     private
 
     def permission_to_remove_relation?

app/services/notes/create_service.rb

@@ -111,7 +111,7 @@ module Notes
     def track_event(note, user)
       track_note_creation_usage_for_issues(note) if note.for_issue?
       track_note_creation_usage_for_merge_requests(note) if note.for_merge_request?
-      track_usage_event(:incident_management_incident_comment, user.id) if note.for_issue? && note.noteable.incident?
+      track_incident_action(user, note.noteable, 'incident_comment') if note.for_issue?
 
       if Feature.enabled?(:notes_create_service_tracking, project)
         Gitlab::Tracking.event('Notes::CreateService', 'execute', **tracking_data_for(note))

ee/app/services/epic_issues/destroy_service.rb

@@ -18,10 +18,9 @@ module EpicIssues
       super
 
       Epics::UpdateDatesService.new([link.epic]).execute
-      track_usage_ping_event
     end
 
-    def track_usage_ping_event
+    def track_event
       ::Gitlab::UsageDataCounters::EpicActivityUniqueCounter.track_epic_issue_removed(author: current_user)
     end