Chrome 139 adds <button command="request-close"> (#27628)

Add data point for request-close command to <button>

Co-authored-by: Claas Augner <[email protected]>

Author: chrisdavidmills

html/elements/button.json

@@ -83,6 +83,49 @@
               "standard_track": true,
               "deprecated": false
             }
+          },
+          "request-close": {
+            "__compat": {
+              "description": "`request-close` value",
+              "spec_url": "https://html.spec.whatwg.org/multipage/form-elements.html#attr-button-command-request-close",
+              "tags": [
+                "web-features:invoker-commands"
+              ],
+              "support": {
+                "chrome": {
+                  "version_added": "139"
+                },
+                "chrome_android": "mirror",
+                "edge": "mirror",
+                "firefox": {
+                  "version_added": "preview",
+                  "flags": [
+                    {
+                      "type": "preference",
+                      "name": "dom.element.commandfor.enabled",
+                      "value_to_set": "true"
+                    }
+                  ],
+                  "impl_url": "https://bugzil.la/1983523"
+                },
+                "firefox_android": "mirror",
+                "oculus": "mirror",
+                "opera": "mirror",
+                "opera_android": "mirror",
+                "safari": {
+                  "version_added": "preview"
+                },
+                "safari_ios": "mirror",
+                "samsunginternet_android": "mirror",
+                "webview_android": "mirror",
+                "webview_ios": "mirror"
+              },
+              "status": {
+                "experimental": false,
+                "standard_track": true,
+                "deprecated": false
+              }
+            }
           }
         },
         "commandfor": {