From 1894296848e037ae61df46f9ba0880db12c2e8b5 Mon Sep 17 00:00:00 2001
From: Barry Pollard <barrypollard@google.com>
Date: Thu, 4 Jul 2024 10:49:19 +0100
Subject: [PATCH] Add First Paint and First Contentful Paint to PaintTiming
 data (#23636)

* Add First Paint and First Contentful Paint to PaintTiming data

* Apply suggestions from code review

Co-authored-by: Florian Scholz <fs@florianscholz.com>

---------

Co-authored-by: Florian Scholz <fs@florianscholz.com>
---
 api/PerformancePaintTiming.json | 70 +++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/api/PerformancePaintTiming.json b/api/PerformancePaintTiming.json
index b8b2f60f3629cc..f426d3f24b9a09 100644
--- a/api/PerformancePaintTiming.json
+++ b/api/PerformancePaintTiming.json
@@ -32,6 +32,76 @@
           "standard_track": true,
           "deprecated": false
         }
+      },
+      "first-contentful-paint": {
+        "__compat": {
+          "description": "<code>first-contentful-paint</code> named entry",
+          "mdn_url": "https://developer.mozilla.org/docs/Glossary/First_contentful_paint",
+          "spec_url": "https://w3c.github.io/paint-timing/#first-contentful-paint",
+          "support": {
+            "chrome": {
+              "version_added": "60"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "84"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "14.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      },
+      "first-paint": {
+        "__compat": {
+          "description": "<code>first-paint</code> named entry",
+          "mdn_url": "https://developer.mozilla.org/docs/Glossary/First_paint",
+          "spec_url": "https://w3c.github.io/paint-timing/#first-paint",
+          "support": {
+            "chrome": {
+              "version_added": "60"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
       }
     }
   }