Bug 2000708 - Do not include the scheme or hostname in the path used to download the stub installer. r=cdupuis

Differential Revision: https://phabricator.services.mozilla.com/D272948

Author: dmcintosh-moz

browser/app/desktop-launcher/download_firefox.cpp

@@ -86,8 +86,7 @@ std::optional<std::wstring> get_object_name() {
   static_assert(false);
 #endif
 
-  return L"https://download.mozilla.org/?os=" + arch.value() + L"&lang=" +
-         lang + L"&product=" + product;
+  return L"?os=" + arch.value() + L"&lang=" + lang + L"&product=" + product;
 }
 
 /**

browser/app/desktop-launcher/tests/gtest/DesktopLauncherTest.cpp

@@ -96,7 +96,8 @@ TEST_F(DesktopLauncherTest, TempFileNameTest) {
 TEST_F(DesktopLauncherTest, TestGetObjectName) {
   std::optional<std::wstring> objectName = get_object_name();
   ASSERT_TRUE(objectName.has_value());
-  ASSERT_NE(std::wstring::npos,
+  // The object name is a path, not a URL.
+  ASSERT_EQ(std::wstring::npos,
             objectName.value().find(L"https://download.mozilla.org/"));
   ASSERT_NE(std::wstring::npos, objectName.value().find(L"lang="));
   ASSERT_NE(std::wstring::npos, objectName.value().find(L"product="));