Rename "Slash commands" to "Quick actions"

Fix https://gitlab.com/gitlab-org/gitlab-ce/issues/27070

Deprecate "chat commands" in favor of "slash commands"

We looked for things like:

 - `slash commmand`
 - `slash_command`
 - `slash-command`
 - `SlashCommand`

3 files changed, 5 insertions, 5 deletions

diff --git a/app/models/project_services/mattermost_slash_commands_service.rb b/app/models/project_services/mattermost_slash_commands_service.rb
index 56f42d63b2d..c2f887e24a0 100644
--- a/app/models/project_services/mattermost_slash_commands_service.rb
+++ b/app/models/project_services/mattermost_slash_commands_service.rb
@@ -1,4 +1,4 @@
-class MattermostSlashCommandsService < ChatSlashCommandsService
+class MattermostSlashCommandsService < SlashCommandsService
   include TriggersHelper
 
   prop_accessor :token
diff --git a/app/models/project_services/slack_slash_commands_service.rb b/app/models/project_services/slack_slash_commands_service.rb
index 2182c1c7e4b..1c3892a3f75 100644
--- a/app/models/project_services/slack_slash_commands_service.rb
+++ b/app/models/project_services/slack_slash_commands_service.rb
@@ -1,4 +1,4 @@
-class SlackSlashCommandsService < ChatSlashCommandsService
+class SlackSlashCommandsService < SlashCommandsService
   include TriggersHelper
 
   def title
diff --git a/app/models/project_services/chat_slash_commands_service.rb b/app/models/project_services/slash_commands_service.rb
index 8b5bc24fd3c..4592cb747a0 100644
--- a/app/models/project_services/chat_slash_commands_service.rb
+++ b/app/models/project_services/slash_commands_service.rb
@@ -1,6 +1,6 @@
 # Base class for Chat services
 # This class is not meant to be used directly, but only to inherrit from.
-class ChatSlashCommandsService < Service
+class SlashCommandsService < Service
   default_value_for :category, 'chat'
 
   prop_accessor :token
@@ -33,10 +33,10 @@ class ChatSlashCommandsService < Service
     user = find_chat_user(params)
 
     if user
-      Gitlab::ChatCommands::Command.new(project, user, params).execute
+      Gitlab::SlashCommands::Command.new(project, user, params).execute
     else
       url = authorize_chat_name_url(params)
-      Gitlab::ChatCommands::Presenters::Access.new(url).authorize
+      Gitlab::SlashCommands::Presenters::Access.new(url).authorize
     end
   end