[Cleanup] Move all browsertests to use ScopedFeatureList to modify features

content/browser/service_worker/service_worker_browsertest.cc

Index: content/browser/service_worker/service_worker_browsertest.cc
diff --git a/content/browser/service_worker/service_worker_browsertest.cc b/content/browser/service_worker/service_worker_browsertest.cc
index 17cb6c4e11266b4739c69b3e1b8f7dd2d9dce3ab..2eea788ba6e5d1966fbd80d1750f86fa87296ae6 100644
--- a/content/browser/service_worker/service_worker_browsertest.cc
+++ b/content/browser/service_worker/service_worker_browsertest.cc
@@ -1336,10 +1336,13 @@ class ServiceWorkerVersionOffMainThreadFetchTest
     : public ServiceWorkerVersionBrowserTest {
  public:
   ~ServiceWorkerVersionOffMainThreadFetchTest() override {}
-  void SetUpCommandLine(base::CommandLine* command_line) override {
-    command_line->AppendSwitchASCII(switches::kEnableFeatures,
-                                    features::kOffMainThreadFetch.name);
+  void SetUp() override {
+    scoped_feature_list_.InitAndEnableFeature(features::kOffMainThreadFetch);
+    ServiceWorkerVersionBrowserTest::SetUp();
   }
+
+ private:
+  base::test::ScopedFeatureList scoped_feature_list_;
 };
 
 IN_PROC_BROWSER_TEST_F(ServiceWorkerVersionBrowserTest, FetchWithSaveData) {
@@ -1550,10 +1553,10 @@ class ServiceWorkerNavigationPreloadTest : public ServiceWorkerBrowserTest {
     ServiceWorkerBrowserTest::SetUpOnMainThread();
   }
 
-  void SetUpCommandLine(base::CommandLine* command_line) override {
-    command_line->AppendSwitchASCII(
-        switches::kEnableFeatures,
-        features::kServiceWorkerNavigationPreload.name);
+  void SetUp() override {
+    scoped_feature_list_.InitAndEnableFeature(
+        features::kServiceWorkerNavigationPreload);
+    ServiceWorkerBrowserTest::SetUp();
   }
 
  protected:
@@ -1661,6 +1664,7 @@ class ServiceWorkerNavigationPreloadTest : public ServiceWorkerBrowserTest {
       request_log_;
 
  private:
+  base::test::ScopedFeatureList scoped_feature_list_;
   class CustomResponse : public net::test_server::HttpResponse {
    public:
     CustomResponse(const std::string& response) : response_(response) {}