[8.x] Clean up `cloud_chat` (#194571)

.buildkite/scripts/steps/storybooks/build_and_upload.ts

@@ -18,7 +18,6 @@ const STORYBOOKS = [
   'canvas',
   'cases',
   'cell_actions',
-  'cloud_chat',
   'coloring',
   'chart_icons',
   'content_management_examples',

docs/developer/plugin-list.asciidoc

@@ -487,7 +487,8 @@ The plugin exposes the static DefaultEditorController class to consume.
 
 
 |{kib-repo}blob/{branch}/x-pack/plugins/cloud_integrations/cloud_chat/README.md[cloudChat]
-|Integrates with DriftChat in order to provide live support to our Elastic Cloud users. This plugin should only run on Elastic Cloud.
+|The plugin was meant to integrate with DriftChat in order to provide live support to our Elastic Cloud users.
+It was removed, but the plugin was left behind to register no longer used config keys.
 
 
 |{kib-repo}blob/{branch}/x-pack/plugins/cloud_integrations/cloud_data_migration/README.md[cloudDataMigration]

packages/kbn-optimizer/limits.yml

@@ -11,7 +11,6 @@ pageLoadAssetSize:
   cases: 180037
   charts: 55000
   cloud: 21076
-  cloudChat: 19894
   cloudDataMigration: 19170
   cloudDefend: 18697
   cloudExperiments: 109746

src/dev/storybook/aliases.ts

@@ -16,7 +16,6 @@ export const storybookAliases = {
   canvas: 'x-pack/plugins/canvas/storybook',
   cases: 'packages/kbn-cases-components/.storybook',
   cell_actions: 'packages/kbn-cell-actions/.storybook',
-  cloud_chat: 'x-pack/plugins/cloud_integrations/cloud_chat/.storybook',
   cloud: 'packages/cloud/.storybook',
   coloring: 'packages/kbn-coloring/.storybook',
   language_documentation_popover: 'packages/kbn-language-documentation/.storybook',

test/plugin_functional/config.ts

@@ -59,8 +59,6 @@ export default async function ({ readConfigFile }: FtrConfigProviderContext) {
         // We want to test when the banner is shown
         '--telemetry.banner=true',
         // explicitly enable the cloud integration plugins to validate the rendered config keys
-        '--xpack.cloud_integrations.chat.enabled=true',
-        '--xpack.cloud_integrations.chat.chatURL=a_string',
         '--xpack.cloud_integrations.experiments.enabled=true',
         '--xpack.cloud_integrations.experiments.launch_darkly.sdk_key=a_string',
         '--xpack.cloud_integrations.experiments.launch_darkly.client_id=a_string',

test/plugin_functional/test_suites/core_plugins/rendering.ts

@@ -233,8 +233,6 @@ export default function ({ getService }: PluginFunctionalProviderContext) {
         'xpack.cloud.deployments_url (string?)',
         'xpack.cloud.is_elastic_staff_owned (boolean?)',
         'xpack.cloud.trial_end_date (string?)',
-        'xpack.cloud_integrations.chat.chatURL (string?)',
-        'xpack.cloud_integrations.chat.trialBuffer (number?)',
         // Commented because it's inside a schema conditional, and the test is not able to resolve it. But it's shared.
         // Added here for documentation purposes.
         // 'xpack.cloud_integrations.experiments.launch_darkly.client_id (string)',

x-pack/.i18nrc.json

@@ -18,7 +18,6 @@
     "xpack.canvas": "plugins/canvas",
     "xpack.cases": "plugins/cases",
     "xpack.cloud": "plugins/cloud",
-    "xpack.cloudChat": "plugins/cloud_integrations/cloud_chat",
     "xpack.cloudDefend": "plugins/cloud_defend",
     "xpack.cloudLinks": "plugins/cloud_integrations/cloud_links",
     "xpack.cloudDataMigration": "plugins/cloud_integrations/cloud_data_migration",

x-pack/plugins/cloud_integrations/cloud_chat/README.md

@@ -1,3 +1,4 @@
-# Cloud Chat
+# Cloud Chat - Deprecated / Removed
 
-Integrates with DriftChat in order to provide live support to our Elastic Cloud users. This plugin should only run on Elastic Cloud.
+The plugin was meant to integrate with DriftChat in order to provide live support to our Elastic Cloud users.
+It was removed, but the plugin was left behind to register no longer used config keys.

x-pack/plugins/cloud_integrations/cloud_chat/kibana.jsonc

@@ -6,7 +6,7 @@
   "plugin": {
     "id": "cloudChat",
     "server": true,
-    "browser": true,
+    "browser": false,
     "configPath": [
       "xpack",
       "cloud_integrations",