From f428f0793ff60e61d53d4019fc7ee42a4c5a1f5e Mon Sep 17 00:00:00 2001
From: Playwright Service <89237858+playwrightmachine@users.noreply.github.com>
Date: Fri, 5 Jan 2024 12:11:34 -0800
Subject: [PATCH] feat(firefox): roll to r1438 (#28882)

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>
---
 README.md                                                 | 4 ++--
 packages/playwright-core/browsers.json                    | 8 ++++----
 .../src/server/deviceDescriptorsSource.json               | 4 ++--
 3 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/README.md b/README.md
index 04f2ec2fd9..bc95c0c927 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # 🎭 Playwright
 
-[![npm version](https://img.shields.io/npm/v/playwright.svg)](https://www.npmjs.com/package/playwright) <!-- GEN:chromium-version-badge -->[![Chromium version](https://img.shields.io/badge/chromium-121.0.6167.47-blue.svg?logo=google-chrome)](https://www.chromium.org/Home)<!-- GEN:stop --> <!-- GEN:firefox-version-badge -->[![Firefox version](https://img.shields.io/badge/firefox-120.0.1-blue.svg?logo=firefoxbrowser)](https://www.mozilla.org/en-US/firefox/new/)<!-- GEN:stop --> <!-- GEN:webkit-version-badge -->[![WebKit version](https://img.shields.io/badge/webkit-17.4-blue.svg?logo=safari)](https://webkit.org/)<!-- GEN:stop -->
+[![npm version](https://img.shields.io/npm/v/playwright.svg)](https://www.npmjs.com/package/playwright) <!-- GEN:chromium-version-badge -->[![Chromium version](https://img.shields.io/badge/chromium-121.0.6167.47-blue.svg?logo=google-chrome)](https://www.chromium.org/Home)<!-- GEN:stop --> <!-- GEN:firefox-version-badge -->[![Firefox version](https://img.shields.io/badge/firefox-121.0-blue.svg?logo=firefoxbrowser)](https://www.mozilla.org/en-US/firefox/new/)<!-- GEN:stop --> <!-- GEN:webkit-version-badge -->[![WebKit version](https://img.shields.io/badge/webkit-17.4-blue.svg?logo=safari)](https://webkit.org/)<!-- GEN:stop -->
 
 ## [Documentation](https://playwright.dev) | [API reference](https://playwright.dev/docs/api/class-playwright)
 
@@ -10,7 +10,7 @@ Playwright is a framework for Web Testing and Automation. It allows testing [Chr
 |   :---   | :---: | :---: | :---:   |
 | Chromium <!-- GEN:chromium-version -->121.0.6167.47<!-- GEN:stop --> | :white_check_mark: | :white_check_mark: | :white_check_mark: |
 | WebKit <!-- GEN:webkit-version -->17.4<!-- GEN:stop --> | :white_check_mark: | :white_check_mark: | :white_check_mark: |
-| Firefox <!-- GEN:firefox-version -->120.0.1<!-- GEN:stop --> | :white_check_mark: | :white_check_mark: | :white_check_mark: |
+| Firefox <!-- GEN:firefox-version -->121.0<!-- GEN:stop --> | :white_check_mark: | :white_check_mark: | :white_check_mark: |
 
 Headless execution is supported for all browsers on all platforms. Check out [system requirements](https://playwright.dev/docs/intro#system-requirements) for details.
 
diff --git a/packages/playwright-core/browsers.json b/packages/playwright-core/browsers.json
index 252e78ad05..44be598db7 100644
--- a/packages/playwright-core/browsers.json
+++ b/packages/playwright-core/browsers.json
@@ -21,15 +21,15 @@
     },
     {
       "name": "firefox",
-      "revision": "1435",
+      "revision": "1438",
       "installByDefault": true,
-      "browserVersion": "120.0.1"
+      "browserVersion": "121.0"
     },
     {
       "name": "firefox-asan",
-      "revision": "1435",
+      "revision": "1438",
       "installByDefault": false,
-      "browserVersion": "120.0.1"
+      "browserVersion": "121.0"
     },
     {
       "name": "firefox-beta",
diff --git a/packages/playwright-core/src/server/deviceDescriptorsSource.json b/packages/playwright-core/src/server/deviceDescriptorsSource.json
index 09c71a42fd..f7fd7b8b0f 100644
--- a/packages/playwright-core/src/server/deviceDescriptorsSource.json
+++ b/packages/playwright-core/src/server/deviceDescriptorsSource.json
@@ -1472,7 +1472,7 @@
     "defaultBrowserType": "chromium"
   },
   "Desktop Firefox HiDPI": {
-    "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0.1) Gecko/20100101 Firefox/120.0.1",
+    "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:121.0) Gecko/20100101 Firefox/121.0",
     "screen": {
       "width": 1792,
       "height": 1120
@@ -1532,7 +1532,7 @@
     "defaultBrowserType": "chromium"
   },
   "Desktop Firefox": {
-    "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0.1) Gecko/20100101 Firefox/120.0.1",
+    "userAgent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:121.0) Gecko/20100101 Firefox/121.0",
     "screen": {
       "width": 1920,
       "height": 1080