Merging upstream version 125.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

20 files changed, 78 insertions, 84 deletions

diff --git a/uriloader/base/nsURILoader.cpp b/uriloader/base/nsURILoader.cpp
index 0acd451c9d..792f3ea893 100644
--- a/uriloader/base/nsURILoader.cpp
+++ b/uriloader/base/nsURILoader.cpp
@@ -274,12 +274,19 @@ nsresult nsDocumentOpenInfo::DispatchContent(nsIRequest* request) {
   // could happen because the Content-Disposition header is set so, or, in the
   // future, because the user has specified external handling for the MIME
   // type.
+  //
+  // If we're not going to be able to retarget to an external handler, ignore
+  // content-disposition, and unconditionally try to display the content.
+  // This is used for object/embed tags, which expect to display subresources
+  // marked with an attachment disposition.
   bool forceExternalHandling = false;
-  uint32_t disposition;
-  rv = aChannel->GetContentDisposition(&disposition);
+  if (!(mFlags & nsIURILoader::DONT_RETARGET)) {
+    uint32_t disposition;
+    rv = aChannel->GetContentDisposition(&disposition);
 
-  if (NS_SUCCEEDED(rv) && disposition == nsIChannel::DISPOSITION_ATTACHMENT) {
-    forceExternalHandling = true;
+    if (NS_SUCCEEDED(rv) && disposition == nsIChannel::DISPOSITION_ATTACHMENT) {
+      forceExternalHandling = true;
+    }
   }
 
   LOG(("  forceExternalHandling: %s", forceExternalHandling ? "yes" : "no"));
diff --git a/uriloader/exthandler/ExtHandlerService.sys.mjs b/uriloader/exthandler/ExtHandlerService.sys.mjs
index aad2c0b8d9..d7f3c9b9e0 100644
--- a/uriloader/exthandler/ExtHandlerService.sys.mjs
+++ b/uriloader/exthandler/ExtHandlerService.sys.mjs
@@ -324,7 +324,7 @@ HandlerService.prototype = {
   },
 
   // nsIObserver
-  observe(subject, topic, data) {
+  observe(subject, topic) {
     if (topic != "handlersvc-json-replace") {
       return;
     }
@@ -726,7 +726,7 @@ HandlerService.prototype = {
     this._mockedProtocol = protocol;
     this._mockedHandler = {
       QueryInterface: ChromeUtils.generateQI([Ci.nsILocalHandlerApp]),
-      launchWithURI(uri, context) {
+      launchWithURI(uri) {
         Services.obs.notifyObservers(uri, "mocked-protocol-handler");
       },
       name: "Mocked handler",
diff --git a/uriloader/exthandler/nsExternalHelperAppService.h b/uriloader/exthandler/nsExternalHelperAppService.h
index 205f73cfa1..1f77e095db 100644
--- a/uriloader/exthandler/nsExternalHelperAppService.h
+++ b/uriloader/exthandler/nsExternalHelperAppService.h
@@ -544,8 +544,8 @@ class nsExternalAppHandler final : public nsIStreamListener,
                         const nsString& path);
 
   /**
-   * Set in HelperAppDlg.jsm. This is always null after the user has chosen an
-   * action.
+   * Set in HelperAppDlg.sys.mjs. This is always null after the user has chosen
+   * an action.
    */
   nsCOMPtr<nsIWebProgressListener2> mDialogProgressListener;
   /**
diff --git a/uriloader/exthandler/tests/mochitest/HelperAppLauncherDialog_chromeScript.js b/uriloader/exthandler/tests/mochitest/HelperAppLauncherDialog_chromeScript.js
index 4f66c99dc6..13084f92d6 100644
--- a/uriloader/exthandler/tests/mochitest/HelperAppLauncherDialog_chromeScript.js
+++ b/uriloader/exthandler/tests/mochitest/HelperAppLauncherDialog_chromeScript.js
@@ -34,7 +34,7 @@ Services.prefs.setCharPref("browser.download.dir", tmpDir.path);
 const FAKE_CID = Services.uuid.generateUUID();
 function HelperAppLauncherDialog() {}
 HelperAppLauncherDialog.prototype = {
-  show(aLauncher, aWindowContext, aReason) {
+  show(aLauncher) {
     if (
       Services.prefs.getBoolPref(
         "browser.download.always_ask_before_handling_new_types"
@@ -49,13 +49,7 @@ HelperAppLauncherDialog.prototype = {
     }
     aLauncher.cancel(Cr.NS_BINDING_ABORTED);
   },
-  promptForSaveToFileAsync(
-    appLauncher,
-    parent,
-    filename,
-    extension,
-    forceSave
-  ) {
+  promptForSaveToFileAsync(appLauncher, parent, filename) {
     if (
       !Services.prefs.getBoolPref(
         "browser.download.always_ask_before_handling_new_types"
diff --git a/uriloader/exthandler/tests/mochitest/browser_auto_close_window.js b/uriloader/exthandler/tests/mochitest/browser_auto_close_window.js
index af60b59c4b..f5a08b854b 100644
--- a/uriloader/exthandler/tests/mochitest/browser_auto_close_window.js
+++ b/uriloader/exthandler/tests/mochitest/browser_auto_close_window.js
@@ -26,7 +26,7 @@ let curDialogResolve = null;
 function HelperAppLauncherDialog() {}
 
 HelperAppLauncherDialog.prototype = {
-  show(aLauncher, aWindowContext, aReason) {
+  show(aLauncher, aWindowContext) {
     ok(true, "Showing the helper app dialog");
     curDialogResolve(aWindowContext);
     executeSoon(() => {
diff --git a/uriloader/exthandler/tests/mochitest/browser_auto_close_window_nodialog.js b/uriloader/exthandler/tests/mochitest/browser_auto_close_window_nodialog.js
index 4f1e8ab18e..a80d8aa656 100644
--- a/uriloader/exthandler/tests/mochitest/browser_auto_close_window_nodialog.js
+++ b/uriloader/exthandler/tests/mochitest/browser_auto_close_window_nodialog.js
@@ -26,13 +26,13 @@ let curSaveResolve = null;
 function HelperAppLauncherDialog() {}
 
 HelperAppLauncherDialog.prototype = {
-  show(aLauncher, aWindowContext, aReason) {
+  show(aLauncher) {
     ok(false, "Shouldn't be showing the helper app dialog");
     executeSoon(() => {
       aLauncher.cancel(Cr.NS_ERROR_ABORT);
     });
   },
-  promptForSaveToFileAsync(aLauncher, aWindowContext, aReason) {
+  promptForSaveToFileAsync(aLauncher, aWindowContext) {
     ok(true, "Shouldn't be showing the helper app dialog");
     curSaveResolve(aWindowContext);
     executeSoon(() => {
diff --git a/uriloader/exthandler/tests/mochitest/browser_download_idn_blocklist.js b/uriloader/exthandler/tests/mochitest/browser_download_idn_blocklist.js
index 0d49a898a0..a5de2870af 100644
--- a/uriloader/exthandler/tests/mochitest/browser_download_idn_blocklist.js
+++ b/uriloader/exthandler/tests/mochitest/browser_download_idn_blocklist.js
@@ -24,7 +24,10 @@ server.registerFile(`/${encodeURIComponent(TEST_FILE)}`, file);
  */
 add_task(async function test_idn_blocklisted_char_not_escaped() {
   await SpecialPowers.pushPrefEnv({
-    set: [["browser.download.always_ask_before_handling_new_types", false]],
+    set: [
+      ["browser.download.always_ask_before_handling_new_types", false],
+      ["dom.block_download_insecure", false],
+    ],
   });
 
   info("Testing with " + TEST_URL);
diff --git a/uriloader/exthandler/tests/mochitest/browser_download_open_with_internal_handler.js b/uriloader/exthandler/tests/mochitest/browser_download_open_with_internal_handler.js
index c73538fe19..35d93703cd 100644
--- a/uriloader/exthandler/tests/mochitest/browser_download_open_with_internal_handler.js
+++ b/uriloader/exthandler/tests/mochitest/browser_download_open_with_internal_handler.js
@@ -23,7 +23,7 @@ const HandlerSvc = Cc["@mozilla.org/uriloader/handler-service;1"].getService(
 );
 
 let MockFilePicker = SpecialPowers.MockFilePicker;
-MockFilePicker.init(window);
+MockFilePicker.init(window.browsingContext);
 
 function waitForAcceptButtonToGetEnabled(doc) {
   let dialog = doc.querySelector("#unknownContentType");
diff --git a/uriloader/exthandler/tests/mochitest/browser_download_spam_permissions.js b/uriloader/exthandler/tests/mochitest/browser_download_spam_permissions.js
index 0f80af5ac5..082c278b69 100644
--- a/uriloader/exthandler/tests/mochitest/browser_download_spam_permissions.js
+++ b/uriloader/exthandler/tests/mochitest/browser_download_spam_permissions.js
@@ -18,7 +18,7 @@ const TEST_PATH = getRootDirectory(gTestPath).replace(
 const AUTOMATIC_DOWNLOAD_TOPIC = "blocked-automatic-download";
 
 var MockFilePicker = SpecialPowers.MockFilePicker;
-MockFilePicker.init(window);
+MockFilePicker.init(window.browsingContext);
 registerCleanupFunction(() => MockFilePicker.cleanup());
 
 let gTempDownloadDir;
@@ -140,7 +140,7 @@ async function savelink() {
   await popupShown;
 
   await new Promise(resolve => {
-    MockFilePicker.showCallback = function (fp) {
+    MockFilePicker.showCallback = function () {
       resolve();
       let file = gTempDownloadDir.clone();
       file.append("file_with__funny_name.png");
diff --git a/uriloader/exthandler/tests/mochitest/browser_download_urlescape.js b/uriloader/exthandler/tests/mochitest/browser_download_urlescape.js
index ababcc095c..e153b696bf 100644
--- a/uriloader/exthandler/tests/mochitest/browser_download_urlescape.js
+++ b/uriloader/exthandler/tests/mochitest/browser_download_urlescape.js
@@ -9,7 +9,7 @@ const TEST_PATH = getRootDirectory(gTestPath).replace(
 );
 
 var MockFilePicker = SpecialPowers.MockFilePicker;
-MockFilePicker.init(window);
+MockFilePicker.init(window.browsingContext);
 registerCleanupFunction(() => MockFilePicker.cleanup());
 
 /**
diff --git a/uriloader/exthandler/tests/mochitest/browser_extension_correction.js b/uriloader/exthandler/tests/mochitest/browser_extension_correction.js
index 9d67bf7213..955b8cec8c 100644
--- a/uriloader/exthandler/tests/mochitest/browser_extension_correction.js
+++ b/uriloader/exthandler/tests/mochitest/browser_extension_correction.js
@@ -172,7 +172,7 @@ async function checkDownloadWithExtensionState(
  * we enforce a useful extension.
  */
 add_task(async function test_enforce_useful_extension() {
-  await BrowserTestUtils.withNewTab("data:text/html,", async browser => {
+  await BrowserTestUtils.withNewTab("data:text/html,", async () => {
     await testLinkWithoutExtension("image/png", true);
     await testLinkWithoutExtension("audio/ogg", true);
     await testLinkWithoutExtension("video/webm", true);
diff --git a/uriloader/exthandler/tests/mochitest/browser_local_files_open_doesnt_duplicate.js b/uriloader/exthandler/tests/mochitest/browser_local_files_open_doesnt_duplicate.js
index d8e7c87c10..e708dd1acf 100644
--- a/uriloader/exthandler/tests/mochitest/browser_local_files_open_doesnt_duplicate.js
+++ b/uriloader/exthandler/tests/mochitest/browser_local_files_open_doesnt_duplicate.js
@@ -41,7 +41,7 @@ add_task(async function open_from_dialog() {
 
   let openingPromise = TestUtils.topicObserved(
     "test-only-opening-downloaded-file",
-    (subject, data) => {
+    subject => {
       subject.QueryInterface(Ci.nsISupportsPRBool);
       // Block opening the file:
       subject.data = false;
@@ -92,7 +92,7 @@ add_task(async function open_directly() {
 
   let openingPromise = TestUtils.topicObserved(
     "test-only-opening-downloaded-file",
-    (subject, data) => {
+    subject => {
       subject.QueryInterface(Ci.nsISupportsPRBool);
       // Block opening the file:
       subject.data = false;
diff --git a/uriloader/exthandler/tests/mochitest/browser_open_internal_choice_persistence.js b/uriloader/exthandler/tests/mochitest/browser_open_internal_choice_persistence.js
index 424fd424f9..a663fd3223 100644
--- a/uriloader/exthandler/tests/mochitest/browser_open_internal_choice_persistence.js
+++ b/uriloader/exthandler/tests/mochitest/browser_open_internal_choice_persistence.js
@@ -66,7 +66,7 @@ function ensureMIMEState({ preferredAction, alwaysAskBeforeHandling }) {
 }
 
 function waitDelay(delay) {
-  return new Promise((resolve, reject) => {
+  return new Promise(resolve => {
     /* eslint-disable mozilla/no-arbitrary-setTimeout */
     window.setTimeout(resolve, delay);
   });
diff --git a/uriloader/exthandler/tests/mochitest/browser_pdf_save_as.js b/uriloader/exthandler/tests/mochitest/browser_pdf_save_as.js
index a08fe342cc..5d4a2080a7 100644
--- a/uriloader/exthandler/tests/mochitest/browser_pdf_save_as.js
+++ b/uriloader/exthandler/tests/mochitest/browser_pdf_save_as.js
@@ -16,9 +16,9 @@ const TEST_PATH = getRootDirectory(gTestPath).replace(
 const { saveToDisk, alwaysAsk, handleInternally, useSystemDefault } =
   Ci.nsIHandlerInfo;
 const MockFilePicker = SpecialPowers.MockFilePicker;
-MockFilePicker.init(window);
+MockFilePicker.init(window.browsingContext);
 
-async function testPdfFilePicker(mimeInfo) {
+async function testPdfFilePicker() {
   await BrowserTestUtils.withNewTab(
     `data:text/html,<a id="test-link" href="${TEST_PATH}/file_pdf_application_pdf.pdf">Test PDF Link</a>`,
     async browser => {
@@ -37,12 +37,14 @@ async function testPdfFilePicker(mimeInfo) {
       let filePickerPromise = new Promise(resolve => {
         MockFilePicker.showCallback = fp => {
           ok(true, "filepicker should be visible");
-          ok(
-            fp.defaultExtension === "pdf",
+          Assert.strictEqual(
+            fp.defaultExtension,
+            "pdf",
             "Default extension in filepicker should be pdf"
           );
-          ok(
-            fp.defaultString === "file_pdf_application_pdf.pdf",
+          Assert.strictEqual(
+            fp.defaultString,
+            "file_pdf_application_pdf.pdf",
             "Default string name in filepicker should have the correct pdf file name"
           );
           setTimeout(resolve, 0);
diff --git a/uriloader/exthandler/tests/mochitest/browser_save_filenames.js b/uriloader/exthandler/tests/mochitest/browser_save_filenames.js
index 46750d5c87..984d0dea21 100644
--- a/uriloader/exthandler/tests/mochitest/browser_save_filenames.js
+++ b/uriloader/exthandler/tests/mochitest/browser_save_filenames.js
@@ -55,7 +55,7 @@ const DEFAULT_FILENAME =
 const PROMISE_FILENAME_TYPE = "application/x-moz-file-promise-dest-filename";
 
 let MockFilePicker = SpecialPowers.MockFilePicker;
-MockFilePicker.init(window);
+MockFilePicker.init(window.browsingContext);
 
 let expectedItems;
 let sendAsAttachment = false;
@@ -240,7 +240,7 @@ add_task(async function save_document() {
   tmpDir.append(baseFilename + "_document_files");
 
   MockFilePicker.displayDirectory = tmpDir;
-  MockFilePicker.showCallback = function (fp) {
+  MockFilePicker.showCallback = function () {
     MockFilePicker.setFiles([tmpFile]);
     MockFilePicker.filterIndex = 0; // kSaveAsType_Complete
   };
@@ -280,8 +280,9 @@ add_task(async function save_document() {
       fileIdx = filesSaved.indexOf(filename);
     }
 
-    ok(
-      fileIdx >= 0,
+    Assert.greaterOrEqual(
+      fileIdx,
+      0,
       "file i" +
         idx +
         " " +
@@ -562,7 +563,7 @@ add_task(async function saveas_files_modified_in_filepicker() {
     await new Promise(resolve => {
       MockFilePicker.displayDirectory = savedFile;
 
-      MockFilePicker.showCallback = function (fp) {
+      MockFilePicker.showCallback = function () {
         MockFilePicker.filterIndex = 0; // kSaveAsType_Complete
         savedFile.append(items[idx].pickedfilename);
         MockFilePicker.setFiles([savedFile]);
diff --git a/uriloader/exthandler/tests/mochitest/browser_shows_where_to_save_dialog.js b/uriloader/exthandler/tests/mochitest/browser_shows_where_to_save_dialog.js
index 6bf375dfff..38cca8530d 100644
--- a/uriloader/exthandler/tests/mochitest/browser_shows_where_to_save_dialog.js
+++ b/uriloader/exthandler/tests/mochitest/browser_shows_where_to_save_dialog.js
@@ -16,7 +16,7 @@ const { handleInternally, useHelperApp, useSystemDefault, saveToDisk } =
   Ci.nsIHandlerInfo;
 
 let MockFilePicker = SpecialPowers.MockFilePicker;
-MockFilePicker.init(window);
+MockFilePicker.init(window.browsingContext);
 
 add_setup(async function () {
   await SpecialPowers.pushPrefEnv({
@@ -50,7 +50,7 @@ add_task(async function aDownloadSavedToDiskPromptsForFolder() {
     await publicList.removeFinished();
   });
   let filePickerShownPromise = new Promise(resolve => {
-    MockFilePicker.showCallback = function (fp) {
+    MockFilePicker.showCallback = function () {
       setTimeout(resolve, 0);
       return Ci.nsIFilePicker.returnCancel;
     };
@@ -81,7 +81,7 @@ add_task(async function testFilesHandledInternally() {
   );
 
   let filePickerShown = false;
-  MockFilePicker.showCallback = function (fp) {
+  MockFilePicker.showCallback = function () {
     filePickerShown = true;
     return Ci.nsIFilePicker.returnCancel;
   };
@@ -120,7 +120,7 @@ add_task(async function testFilesHandledBySystemDefaultApp() {
   ensureMIMEState({ preferredAction: useSystemDefault });
 
   let filePickerShown = false;
-  MockFilePicker.showCallback = function (fp) {
+  MockFilePicker.showCallback = function () {
     filePickerShown = true;
     return Ci.nsIFilePicker.returnCancel;
   };
@@ -178,7 +178,7 @@ add_task(async function testFilesHandledByHelperApp() {
   });
 
   let filePickerShown = false;
-  MockFilePicker.showCallback = function (fp) {
+  MockFilePicker.showCallback = function () {
     filePickerShown = true;
     return Ci.nsIFilePicker.returnCancel;
   };
diff --git a/uriloader/exthandler/tests/mochitest/browser_txt_download_save_as.js b/uriloader/exthandler/tests/mochitest/browser_txt_download_save_as.js
index 7155c35fd9..9d0f8db41c 100644
--- a/uriloader/exthandler/tests/mochitest/browser_txt_download_save_as.js
+++ b/uriloader/exthandler/tests/mochitest/browser_txt_download_save_as.js
@@ -25,7 +25,7 @@ const {
 } = Ci.nsIHandlerInfo;
 const testDir = createTemporarySaveDirectory();
 const MockFilePicker = SpecialPowers.MockFilePicker;
-MockFilePicker.init(window);
+MockFilePicker.init(window.browsingContext);
 
 Services.scriptloader.loadSubScript(
   "chrome://mochitests/content/browser/toolkit/content/tests/browser/common/mockTransfer.js",
@@ -64,12 +64,14 @@ async function setupFilePicker() {
     MockFilePicker.displayDirectory = testDir;
     MockFilePicker.showCallback = fp => {
       ok(true, "filepicker should be visible");
-      ok(
-        fp.defaultExtension === "txt",
+      Assert.strictEqual(
+        fp.defaultExtension,
+        "txt",
         "Default extension in filepicker should be txt"
       );
-      ok(
-        fp.defaultString === "file_txt_attachment_test.txt",
+      Assert.strictEqual(
+        fp.defaultString,
+        "file_txt_attachment_test.txt",
         "Default string name in filepicker should have the correct file name"
       );
       const destFile = testDir.clone();
diff --git a/uriloader/exthandler/unix/nsOSHelperAppService.cpp b/uriloader/exthandler/unix/nsOSHelperAppService.cpp
index 7f6eaa46f2..fcc2e9f5ab 100644
--- a/uriloader/exthandler/unix/nsOSHelperAppService.cpp
+++ b/uriloader/exthandler/unix/nsOSHelperAppService.cpp
@@ -176,7 +176,7 @@ struct FileLocationCache {
     void Clear() { *this = {}; }
   };
 
-  EnumeratedArray<FileKind, FileKind::Count, Entry> mEntries;
+  EnumeratedArray<FileKind, Entry, size_t(FileKind::Count)> mEntries;
 
   static const char* PrefFor(FileKind aKind) {
     switch (aKind) {
diff --git a/uriloader/preload/PreloadService.cpp b/uriloader/preload/PreloadService.cpp
index 5fc59760f0..48cf9a364c 100644
--- a/uriloader/preload/PreloadService.cpp
+++ b/uriloader/preload/PreloadService.cpp
@@ -137,46 +137,28 @@ void PreloadService::PreloadLinkHeader(
 }
 
 // The mapping is specified as implementation-defined, see step 15 of
-// <https://fetch.spec.whatwg.org/#concept-fetch>. For web-compatibility,
-// Chromium's mapping described at
-// <https://web.dev/articles/fetch-priority#browser_priority_and_fetchpriority>
-// is chosen.
+// <https://fetch.spec.whatwg.org/#concept-fetch>.
+// See corresponding preferences in StaticPrefList.yaml for more context.
 class SupportsPriorityValueFor {
  public:
   static int32_t LinkRelPreloadFont(const FetchPriority aFetchPriority) {
+    int32_t priorityValue = nsISupportsPriority::PRIORITY_HIGH;
     if (!StaticPrefs::network_fetchpriority_enabled()) {
-      return nsISupportsPriority::PRIORITY_HIGH;
+      return priorityValue;
     }
 
-    switch (aFetchPriority) {
-      case FetchPriority::Auto:
-        return nsISupportsPriority::PRIORITY_HIGH;
-      case FetchPriority::High:
-        return nsISupportsPriority::PRIORITY_HIGH;
-      case FetchPriority::Low:
-        return nsISupportsPriority::PRIORITY_LOW;
-    }
-
-    MOZ_ASSERT_UNREACHABLE();
-    return nsISupportsPriority::PRIORITY_HIGH;
+    return priorityValue +
+           FETCH_PRIORITY_ADJUSTMENT_FOR(link_preload_font, aFetchPriority);
   }
 
   static int32_t LinkRelPreloadFetch(const FetchPriority aFetchPriority) {
+    int32_t priorityValue = nsISupportsPriority::PRIORITY_NORMAL;
     if (!StaticPrefs::network_fetchpriority_enabled()) {
-      return nsISupportsPriority::PRIORITY_NORMAL;
-    }
-
-    switch (aFetchPriority) {
-      case FetchPriority::Auto:
-        return nsISupportsPriority::PRIORITY_NORMAL;
-      case FetchPriority::High:
-        return nsISupportsPriority::PRIORITY_HIGH;
-      case FetchPriority::Low:
-        return nsISupportsPriority::PRIORITY_LOW;
+      return priorityValue;
     }
 
-    MOZ_ASSERT_UNREACHABLE();
-    return nsISupportsPriority::PRIORITY_NORMAL;
+    return priorityValue +
+           FETCH_PRIORITY_ADJUSTMENT_FOR(link_preload_fetch, aFetchPriority);
   }
 };
 
@@ -244,7 +226,8 @@ PreloadService::PreloadOrCoalesceResult PreloadService::PreloadOrCoalesce(
         break;
     }
   } else if (aAs.LowerCaseEqualsASCII("image")) {
-    PreloadImage(uri, aCORS, aReferrerPolicy, isImgSet, aEarlyHintPreloaderId);
+    PreloadImage(uri, aCORS, aReferrerPolicy, isImgSet, aEarlyHintPreloaderId,
+                 aFetchPriority);
   } else if (aAs.LowerCaseEqualsASCII("font")) {
     PreloadFont(uri, aCORS, aReferrerPolicy, aEarlyHintPreloaderId,
                 aFetchPriority);
@@ -276,10 +259,11 @@ void PreloadService::PreloadScript(
 void PreloadService::PreloadImage(nsIURI* aURI, const nsAString& aCrossOrigin,
                                   const nsAString& aImageReferrerPolicy,
                                   bool aIsImgSet,
-                                  uint64_t aEarlyHintPreloaderId) {
-  mDocument->PreLoadImage(aURI, aCrossOrigin,
-                          PreloadReferrerPolicy(aImageReferrerPolicy),
-                          aIsImgSet, true, aEarlyHintPreloaderId);
+                                  uint64_t aEarlyHintPreloaderId,
+                                  const nsAString& aFetchPriority) {
+  mDocument->PreLoadImage(
+      aURI, aCrossOrigin, PreloadReferrerPolicy(aImageReferrerPolicy),
+      aIsImgSet, true, aEarlyHintPreloaderId, aFetchPriority);
 }
 
 void PreloadService::PreloadFont(nsIURI* aURI, const nsAString& aCrossOrigin,
diff --git a/uriloader/preload/PreloadService.h b/uriloader/preload/PreloadService.h
index 5f6566ea34..79f5e7b6d1 100644
--- a/uriloader/preload/PreloadService.h
+++ b/uriloader/preload/PreloadService.h
@@ -90,7 +90,8 @@ class PreloadService {
 
   void PreloadImage(nsIURI* aURI, const nsAString& aCrossOrigin,
                     const nsAString& aImageReferrerPolicy, bool aIsImgSet,
-                    uint64_t aEarlyHintPreloaderId);
+                    uint64_t aEarlyHintPreloaderId,
+                    const nsAString& aFetchPriority);
 
   void PreloadFont(nsIURI* aURI, const nsAString& aCrossOrigin,
                    const nsAString& aReferrerPolicy,