Add loading attribute for HTMLIframeElement

Author: 1000ch

baselines/dom.generated.d.ts

@@ -6602,6 +6602,8 @@ interface HTMLIFrameElement extends HTMLElement {
     frameBorder: string;
     /** Sets or retrieves the height of the object. */
     height: string;
+    /** Sets or retrieves the policy for loading iframe elements that are outside the viewport. */
+    loading: "eager" | "lazy";
     /**
      * Sets or retrieves a URI to a long description of the object.
      * @deprecated

inputfiles/addedTypes.jsonc

@@ -309,7 +309,7 @@
                     "hue",
                     "saturation",
                     "color",
-                    "luminosity"          
+                    "luminosity"
                 ]
             }
         }
@@ -729,6 +729,10 @@
                     "property": {
                         "referrerPolicy": {
                             "type": "ReferrerPolicy"
+                        },
+                        "loading": {
+                            "name": "loading",
+                            "overrideType": "\"eager\" | \"lazy\""
                         }
                     }
                 }

inputfiles/comments.json

@@ -1012,6 +1012,9 @@
                         "contentDocument": {
                             "comment": "Retrieves the document object of the page or frame."
                         },
+                        "loading": {
+                            "comment": "Sets or retrieves the policy for loading iframe elements that are outside the viewport."
+                        },
                         "longDesc": {
                             "comment": "Sets or retrieves a URI to a long description of the object."
                         }