chore: Sync upstream to Firefox 149.0

src/zen/tests/mochitests/sandbox/browser_xdg_default.toml

@@ -3,7 +3,6 @@
 [DEFAULT]
 skip-if = [
   "ccov",
-  "os == 'linux' && os_version == '22.04' && arch == 'x86_64' && display == 'wayland' && asan", # bug 1784517
   "os == 'linux' && os_version == '24.04' && arch == 'x86_64' && display == 'x11' && asan", # bug 1784517
   "os == 'linux' && os_version == '24.04' && arch == 'x86_64' && display == 'x11' && tsan", # bug 1784517
 ]
@@ -22,4 +21,6 @@ environment = [
 profile-path = "/tmp/.xdg_default_test/.config/mozilla/firefox/xdg_default_profile"
 
 ["browser_content_sandbox_fs_xdg_default.js"]
-run-if = ["os == 'linux'"]
+run-if = [
+  "os == 'linux'"
+]

src/zen/tests/mochitests/sandbox/browser_xdg_mozLegacyHome.toml

@@ -3,7 +3,6 @@
 [DEFAULT]
 skip-if = [
   "ccov",
-  "os == 'linux' && os_version == '22.04' && arch == 'x86_64' && display == 'wayland' && asan", # bug 1784517
   "os == 'linux' && os_version == '24.04' && arch == 'x86_64' && display == 'x11' && asan", # bug 1784517
   "os == 'linux' && os_version == '24.04' && arch == 'x86_64' && display == 'x11' && tsan", # bug 1784517
 ]
@@ -25,4 +24,6 @@ environment = [
 profile-path = "/tmp/.xdg_mozLegacyHome_test/.mozilla/firefox/xdg_mozLegacyHome_profile"
 
 ["browser_content_sandbox_fs_xdg_mozLegacyHome.js"]
-run-if = ["os == 'linux'"]
+run-if = [
+ "os == 'linux'"
+]

src/zen/tests/mochitests/shell/unit/test_writeShortcutIcon.js

@@ -0,0 +1,72 @@
+/* Any copyright is dedicated to the Public Domain.
+ * https://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+ChromeUtils.defineESModuleGetters(this, {
+  FileTestUtils: "resource://testing-common/FileTestUtils.sys.mjs",
+  ShellService: "moz-src:///browser/components/shell/ShellService.sys.mjs",
+  XPCOMUtils: "resource://gre/modules/XPCOMUtils.sys.mjs",
+});
+
+XPCOMUtils.defineLazyServiceGetters(this, {
+  imgTools: ["@mozilla.org/image/tools;1", Ci.imgITools],
+});
+
+let gPngImage;
+let gSvgImage;
+
+add_setup(async function loadImages() {
+  let pngFile = do_get_file("favicon-normal16.png");
+  gPngImage = imgTools.decodeImageFromArrayBuffer(
+    (await IOUtils.read(pngFile.path)).buffer,
+    "image/png"
+  );
+
+  let svgFile = do_get_file("icon.svg");
+  let svgUri = Services.io.newFileURI(svgFile);
+  let svgChannel = Services.io.newChannelFromURI(
+    svgUri,
+    null,
+    Services.scriptSecurityManager.getSystemPrincipal(),
+    null,
+    Ci.nsILoadInfo.SEC_ALLOW_CROSS_ORIGIN_SEC_CONTEXT_IS_NULL,
+    Ci.nsIContentPolicy.TYPE_IMAGE
+  );
+  gSvgImage = await ChromeUtils.fetchDecodedImage(svgUri, svgChannel);
+});
+
+/**
+ * Ensures that the file is an ICO file with the correct dimensions.
+ *
+ * Currently, this doesn't actually check the file's image data, since that's
+ * (a) difficult to do from JavaScript for raster files (especially given the
+ * scaling) and (b) not easy in general for vector files without just rewriting
+ * createWindowsIcon inline.
+ *
+ * @param {nsIFile} file - The file containing the image.
+ */
+async function verifyOutput(file) {
+  let image = imgTools.decodeImageFromArrayBuffer(
+    (await IOUtils.read(file.path)).buffer,
+    "image/vnd.microsoft.icon"
+  );
+
+  ok(image, "Image decoded successfully from its native format");
+  Assert.equal(image.width, 256, "Image is 256 pixels wide");
+  Assert.equal(image.height, 256, "Image is 256 pixels tall");
+}
+
+add_task(async function test_iconDimensions_raster() {
+  let tempFile = FileTestUtils.getTempFile();
+  await ShellService.createWindowsIcon(tempFile, gPngImage);
+  await verifyOutput(tempFile);
+  await IOUtils.remove(tempFile.path);
+});
+
+add_task(async function test_iconDimensions_vector() {
+  let tempFile = FileTestUtils.getTempFile();
+  await ShellService.createWindowsIcon(tempFile, gSvgImage);
+  await verifyOutput(tempFile);
+  await IOUtils.remove(tempFile.path);
+});

src/zen/tests/mochitests/shell/unit/xpcshell.toml

@@ -9,3 +9,12 @@ tags = "os_integration"
 run-if = [
   "os == 'mac'",
 ]
+
+["test_writeShortcutIcon.js"]
+run-if = [
+  "os == 'win'",
+]
+support-files = [
+  "../../../places/tests/browser/favicon-normal16.png",
+  "../../../../base/content/test/favicons/icon.svg",
+]