From 86cc27eb448cb126815957c793ea333646103124 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20Cobos=20=C3=81lvarez?= <emilio@crisal.io>
Date: Mon, 26 Feb 2024 15:11:00 +0000
Subject: [PATCH] Bug 1881488 - Use tooltip delay for tab preview.
 r=tabbrowser-reviewers,dao

Differential Revision: https://phabricator.services.mozilla.com/D202420
---
 browser/app/profile/firefox.js                        | 1 -
 browser/base/content/test/tabs/browser_tab_preview.js | 2 +-
 browser/components/tabpreview/tabpreview.mjs          | 4 +---
 3 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/browser/app/profile/firefox.js b/browser/app/profile/firefox.js
index c16e63b0e031..50c09f9bc5dd 100644
--- a/browser/app/profile/firefox.js
+++ b/browser/app/profile/firefox.js
@@ -938,7 +938,6 @@ pref("browser.tabs.tooltipsShowPidAndActiveness", false);
 #endif
 
 pref("browser.tabs.cardPreview.enabled", false);
-pref("browser.tabs.cardPreview.delayMs", 1000);
 pref("browser.tabs.cardPreview.showThumbnails", true);
 
 pref("browser.tabs.firefox-view", true);
diff --git a/browser/base/content/test/tabs/browser_tab_preview.js b/browser/base/content/test/tabs/browser_tab_preview.js
index e3dd1b684208..c4ebabd30de3 100644
--- a/browser/base/content/test/tabs/browser_tab_preview.js
+++ b/browser/base/content/test/tabs/browser_tab_preview.js
@@ -34,7 +34,7 @@ add_setup(async function () {
     set: [
       ["browser.tabs.cardPreview.enabled", true],
       ["browser.tabs.cardPreview.showThumbnails", false],
-      ["browser.tabs.cardPreview.delayMs", 0],
+      ["ui.tooltip.delay_ms", 0],
     ],
   });
 });
diff --git a/browser/components/tabpreview/tabpreview.mjs b/browser/components/tabpreview/tabpreview.mjs
index 5256ab22ff3a..38c13b03a4c2 100644
--- a/browser/components/tabpreview/tabpreview.mjs
+++ b/browser/components/tabpreview/tabpreview.mjs
@@ -11,7 +11,6 @@ var { XPCOMUtils } = ChromeUtils.importESModule(
 
 const TAB_PREVIEW_USE_THUMBNAILS_PREF =
   "browser.tabs.cardPreview.showThumbnails";
-const TAB_PREVIEW_DELAY_PREF = "browser.tabs.cardPreview.delayMs";
 
 /**
  * Detailed preview card that displays when hovering a tab
@@ -37,8 +36,7 @@ export default class TabPreview extends MozLitElement {
     XPCOMUtils.defineLazyPreferenceGetter(
       this,
       "_prefPreviewDelay",
-      TAB_PREVIEW_DELAY_PREF,
-      1000
+      "ui.tooltip.delay_ms"
     );
     XPCOMUtils.defineLazyPreferenceGetter(
       this,