Update the list of possible initiatorType values. (#418)

Bug: #364

Author: guohuideng2024

index.html

@@ -68,7 +68,19 @@
     xref: {
       specs: ["hr-time-3", "performance-timeline", "xhr"],
       profile: "web-platform",
-    }
+    },
+
+    localBiblio: {
+      INCREMENTAL_FONT_TRANSFER: {
+         title: "Incremental Font Transfer",
+         href: "https://www.w3.org/TR/IFT/",
+      },
+      EARLY_HINTS: {
+         title: "Early hints",
+         href: "https://httpwg.org/specs/rfc8297.html",
+      }
+    },
+
     };
     </script>
   </head>
@@ -439,10 +451,25 @@ <h3>
               request=];
             </li>
             <li>
-              <code>"css"</code>, if the request is a result of processing a
-              CSS <a data-cite="css-values-4" data-xref-type=
-              "css-function">url()</a> directive such as <code>@import
-              url()</code> or <code>background: url()</code>; [[CSS-VALUES]]
+              <code>"body"</code>, if the request is a result of processing
+              the [^body^] element's <code>background</code> attribute that's
+              already obsolete.
+            </li>
+            <li>
+              <p>
+                <code>"css"</code>, if the request is a result of processing a
+                CSS <a data-cite="css-values-4" data-xref-type=
+                "css-function">url()</a> directive such as <code>@import
+                url()</code> or <code>background: url()</code>; [[CSS-VALUES]]
+              </p>
+
+              <p>
+                Note: the request for a font resource specified with
+                <code>@font-face</code> in CSS is a result of processing a CSS
+                directive. Therefore, the `initiatorType` for this font resource
+                is <code>"css"</code>.
+              </p>
+
             </li>
             <li>
               <code>"script"</code>, if the request is a result of loading any
@@ -453,6 +480,11 @@ <h3>
               <code>"xmlhttprequest"</code>, if the request is a result of
               processing an {{XMLHttpRequest}};
             </li>
+            <li>
+              <code>"font"</code>, if the request is the result of processing
+              fonts. This can happen when fonts request subsequent resources,
+              e.g, when [[[INCREMENTAL_FONT_TRANSFER]]] is used.
+            </li>
             <li>
               <code>"fetch"</code>, if the request is the result of processing
               the {{WindowOrWorkerGlobalScope/fetch()}} method;
@@ -487,8 +519,8 @@ <h3>
               an [^input^] element of [^input/type^] [^input/type/image^].
             </li>
             <li>
-              <code>"a"</code>, if the request is the result of processing an
-              [^a^] element's [^a/download^] or [^a/ping^].
+              <code>"ping"</code>, if the request is the result of processing an
+              [^a^] element's [^a/ping^].
             </li>
             <li>
               <code>"iframe"</code>, if the request is the result of processing
@@ -498,6 +530,22 @@ <h3>
               <code>"frame"</code>, if the request is the result of loading a
               [^frame^].
             </li>
+            <li>
+              <code>"embed"</code>, if the request is the result of processing an
+              [^embed^] element's [^embed/src^].
+            </li>
+            <li>
+              <code>"link"</code>, if the request is the result of processing an
+              [^link^] element.
+            </li>
+            <li>
+              <code>"object"</code>, if the request is the result of processing an
+              [^object^] element.
+            </li>
+            <li>
+              <code>"early-hints"</code>, if the request is the result of processing an
+              [[[EARLY_HINTS]]] response.
+            </li>
             <li>
               <code>"other"</code>, if none of the above conditions match.
             </li>