Bug 1724300 - Remove What's New Panel, ToolbarPanelHub components & related tests & references r=desktop-theme-reviewers,omc-reviewers,aminomancer,pdahiya,emilio,devtools-reviewers,firefox-desktop-core-reviewers ,home-newtab-reviewers

Differential Revision: https://phabricator.services.mozilla.com/D201867

browser/components/asrouter/modules/PanelTestProvider.sys.mjs

@@ -19,134 +19,6 @@ const MESSAGES = () => [
     },
     trigger: { id: "momentsUpdate" },
   },
-  {
-    id: "WHATS_NEW_FINGERPRINTER_COUNTER_ALT",
-    template: "whatsnew_panel_message",
-    order: 6,
-    content: {
-      bucket_id: "WHATS_NEW_72",
-      published_date: 1574776601000,
-      title: "Title",
-      icon_url:
-        "chrome://activity-stream/content/data/content/assets/protection-report-icon.png",
-      icon_alt: { string_id: "cfr-badge-reader-label-newfeature" },
-      body: "Message body",
-      link_text: "Click here",
-      cta_url: "about:blank",
-      cta_type: "OPEN_PROTECTION_REPORT",
-    },
-    targeting: `firefoxVersion >= 72`,
-    trigger: { id: "whatsNewPanelOpened" },
-  },
-  {
-    id: "WHATS_NEW_70_1",
-    template: "whatsnew_panel_message",
-    order: 3,
-    content: {
-      bucket_id: "WHATS_NEW_70_1",
-      published_date: 1560969794394,
-      title: "Protection Is Our Focus",
-      icon_url:
-        "chrome://activity-stream/content/data/content/assets/whatsnew-send-icon.png",
-      icon_alt: "Firefox Send Logo",
-      body: "The New Enhanced Tracking Protection, gives you the best level of protection and performance. Discover how this version is the safest version of firefox ever made.",
-      cta_url: "https://blog.mozilla.org/",
-      cta_type: "OPEN_URL",
-    },
-    targeting: `firefoxVersion > 69`,
-    trigger: { id: "whatsNewPanelOpened" },
-  },
-  {
-    id: "WHATS_NEW_70_2",
-    template: "whatsnew_panel_message",
-    order: 1,
-    content: {
-      bucket_id: "WHATS_NEW_70_1",
-      published_date: 1560969794394,
-      title: "Another thing new in Firefox 70",
-      body: "The New Enhanced Tracking Protection, gives you the best level of protection and performance. Discover how this version is the safest version of firefox ever made.",
-      link_text: "Learn more on our blog",
-      cta_url: "https://blog.mozilla.org/",
-      cta_type: "OPEN_URL",
-    },
-    targeting: `firefoxVersion > 69`,
-    trigger: { id: "whatsNewPanelOpened" },
-  },
-  {
-    id: "WHATS_NEW_SEARCH_SHORTCUTS_84",
-    template: "whatsnew_panel_message",
-    order: 2,
-    content: {
-      bucket_id: "WHATS_NEW_SEARCH_SHORTCUTS_84",
-      published_date: 1560969794394,
-      title: "Title",
-      icon_url: "chrome://global/skin/icons/check.svg",
-      icon_alt: "",
-      body: "Message content",
-      cta_url:
-        "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/search-shortcuts",
-      cta_type: "OPEN_URL",
-      link_text: "Click here",
-    },
-    targeting: "firefoxVersion >= 84",
-    trigger: {
-      id: "whatsNewPanelOpened",
-    },
-  },
-  {
-    id: "WHATS_NEW_PIONEER_82",
-    template: "whatsnew_panel_message",
-    order: 1,
-    content: {
-      bucket_id: "WHATS_NEW_PIONEER_82",
-      published_date: 1603152000000,
-      title: "Put your data to work for a better internet",
-      body: "Contribute your data to Mozilla's Pioneer program to help researchers understand pressing technology issues like misinformation, data privacy, and ethical AI.",
-      cta_url: "about:blank",
-      cta_where: "tab",
-      cta_type: "OPEN_ABOUT_PAGE",
-      link_text: "Join Pioneer",
-    },
-    targeting: "firefoxVersion >= 82",
-    trigger: {
-      id: "whatsNewPanelOpened",
-    },
-  },
-  {
-    id: "WHATS_NEW_MEDIA_SESSION_82",
-    template: "whatsnew_panel_message",
-    order: 3,
-    content: {
-      bucket_id: "WHATS_NEW_MEDIA_SESSION_82",
-      published_date: 1603152000000,
-      title: "Title",
-      body: "Message content",
-      cta_url:
-        "https://support.mozilla.org/1/firefox/%VERSION%/%OS%/%LOCALE%/media-keyboard-control",
-      cta_type: "OPEN_URL",
-      link_text: "Click here",
-    },
-    targeting: "firefoxVersion >= 82",
-    trigger: {
-      id: "whatsNewPanelOpened",
-    },
-  },
-  {
-    id: "WHATS_NEW_69_1",
-    template: "whatsnew_panel_message",
-    order: 1,
-    content: {
-      bucket_id: "WHATS_NEW_69_1",
-      published_date: 1557346235089,
-      title: "Something new in Firefox 69",
-      body: "The New Enhanced Tracking Protection, gives you the best level of protection and performance. Discover how this version is the safest version of firefox ever made.",
-      link_text: "Learn more on our blog",
-      cta_url: "https://blog.mozilla.org/",
-      cta_type: "OPEN_URL",
-    },
-    targeting: `firefoxVersion > 68`,
-    trigger: { id: "whatsNewPanelOpened" },
-  },
   {
     id: "PERSONALIZED_CFR_MESSAGE",
     template: "cfr_doorhanger",