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

content/browser/media/session/media_session_impl_visibility_browsertest.cc

Index: content/browser/media/session/media_session_impl_visibility_browsertest.cc
diff --git a/content/browser/media/session/media_session_impl_visibility_browsertest.cc b/content/browser/media/session/media_session_impl_visibility_browsertest.cc
index a5ad0b02355f8a76b1e74939e046ddf11099b063..2587abea0ec9282438e5b201f5c0fba9bcf2bb55 100644
--- a/content/browser/media/session/media_session_impl_visibility_browsertest.cc
+++ b/content/browser/media/session/media_session_impl_visibility_browsertest.cc
@@ -62,7 +62,12 @@ class MediaSessionImplVisibilityBrowserTest
     : public ContentBrowserTest,
       public ::testing::WithParamInterface<VisibilityTestData> {
  public:
-  MediaSessionImplVisibilityBrowserTest() = default;
+  MediaSessionImplVisibilityBrowserTest() {
+    VisibilityTestData params = GetVisibilityTestData();
+    EnableDisableResumingBackgroundVideos(params.background_resuming ==
+                                          BackgroundResuming::ENABLED);
+  }
+
   ~MediaSessionImplVisibilityBrowserTest() override = default;
 
   void SetUpOnMainThread() override {
@@ -108,14 +113,6 @@ class MediaSessionImplVisibilityBrowserTest
       command_line->AppendSwitch(switches::kEnableMediaSuspend);
     else
       command_line->AppendSwitch(switches::kDisableMediaSuspend);
-
-    if (params.background_resuming == BackgroundResuming::ENABLED) {
-      command_line->AppendSwitchASCII(switches::kEnableFeatures,
-                                      media::kResumeBackgroundVideo.name);
-    } else {
-      command_line->AppendSwitchASCII(switches::kDisableFeatures,
-                                      media::kResumeBackgroundVideo.name);
-    }
   }
 
   const VisibilityTestData& GetVisibilityTestData() {