Bring back the domain gating check for settings protection.

chrome/browser/extensions/extension_startup_browsertest.cc

Index: chrome/browser/extensions/extension_startup_browsertest.cc
diff --git a/chrome/browser/extensions/extension_startup_browsertest.cc b/chrome/browser/extensions/extension_startup_browsertest.cc
index f8040d99edb242a6d0db86d360c88ecaf7c3b889..d61a48d2aa17b72cd754a39d0cc595a9c64eee85 100644
--- a/chrome/browser/extensions/extension_startup_browsertest.cc
+++ b/chrome/browser/extensions/extension_startup_browsertest.cc
@@ -97,6 +97,14 @@ class ExtensionStartupTestBase : public InProcessBrowserTest {
     return true;
   }
 
+  void SetUpInProcessBrowserTestFixture() override {
+    InProcessBrowserTest::SetUpInProcessBrowserTestFixture();
+
+    // Bots are on a domain, turn off the domain check for settings hardening in
+    // order to be able to test all SettingsEnforcement groups.
+    chrome_prefs::DisableDomainCheckForTesting();
+  }
+
   void TearDown() override {
     EXPECT_TRUE(base::DeleteFile(preferences_file_, false));